Bug or BUG may refer to:

Common uses

* A terrestrial

arthropod Arthropods ( ) are invertebrates in the phylum Arthropoda. They possess an arthropod exoskeleton, exoskeleton with a cuticle made of chitin, often Mineralization (biology), mineralised with calcium carbonate, a body with differentiated (Metam ...

animal, usually with at least six legs **

Insect Insects (from Latin ') are Hexapoda, hexapod invertebrates of the class (biology), class Insecta. They are the largest group within the arthropod phylum. Insects have a chitinous exoskeleton, a three-part body (Insect morphology#Head, head, ...

, a six-legged arthropod ***

Hemiptera Hemiptera (; ) is an order of insects, commonly called true bugs, comprising more than 80,000 species within groups such as the cicadas, aphids, planthoppers, leafhoppers, assassin bugs, bed bugs, and shield bugs. They range in size from ...

, the true bugs * A colloquialism for most minibeasts including arthropods, gastropods and worms. *

Covert listening device A covert listening device, more commonly known as a bug or a wire, is usually a combination of a miniature radio transmitter with a microphone. The use of bugs, called bugging, or wiretapping is a common technique in surveillance, espionage and ...

, used in surveillance and espionage *

Bug (engineering) In engineering, a bug is a design defect in an engineered system that causes an undesired result. Although used exclusively to describe a technical issue, ''bug'' is a non-technical term; applicable without technical understanding of the system. ...

, a defect in an engineered system **

Software bug A software bug is a design defect ( bug) in computer software. A computer program with many or serious bugs may be described as ''buggy''. The effects of a software bug range from minor (such as a misspelled word in the user interface) to sev ...

Hardware bug A hardware bug is a bug in computer hardware. It is the hardware counterpart of software bug, a defect in software. A bug is different from a glitch which describes an undesirable behavior as more quick, transient and repeated than constant, and ...

BUG (tag) In computer programming, a comment is text embedded in source code that a translator (compiler or interpreter) ignores. Generally, a comment is an annotation intended to make the code easier for a programmer to understand often explaining an a ...

, a computer programming comment tag *

Score bug A score bug is a digital on-screen graphic which is displayed at either the top or lower third bottom of the television screen during a broadcast of a sporting event in order to display the current score and other statistics. History The conc ...

, overlaid display of information in a sports broadcast *

Pathogen In biology, a pathogen (, "suffering", "passion" and , "producer of"), in the oldest and broadest sense, is any organism or agent that can produce disease. A pathogen may also be referred to as an infectious agent, or simply a Germ theory of d ...

, colloquially

Arts, entertainment and media

Fictional entities

Bug (comics) Bug is a superhero appearing in American comic books published by Marvel Comics. Bug was originally a member of the Micronauts and later joined the second incarnation of the Guardians of the Galaxy. When he first appeared in ''Micronauts'' #1 (da ...

, a superhero in Marvel Comics * Bug (DC Comics), different characters appearing in DC Comics * Bug (''Starship Troopers''), an alien race from the novel and film * Bug, Michael Lee's younger brother in ''The Wire'' * Bug, in the TV series '' WordWorld'' * Bobby "Bug" Guthrie, in the TV series ''Life Unexpected''

Film and television

* ''Bug'' (1975 film), an American horror film * ''Bug'' (2002 film), an American comedy film * ''Bug'' (2006 film), a psychological horror film adaptation of the Tracy Letts play * ''Bug'', a 2017 film starring Gene Jones * "Bug" (''Breaking Bad''), a 2011 TV episode

Gaming

Bug (poker) A bug in poker is a limited form of Wild card (card games), wild card. One or both Joker (playing card), jokers are often added to the deck and played as bugs. In draw poker played for high and pai gow poker, the bug is considered to be an ace, ...

, a limited form of wild card * Bug, a ''Pokémon'' type * ''

Bug! ''Bug!'' is a platform game developed by Realtime Associates and published by Sega for the Sega Saturn. It was first released in North America, in 1995, weeks after the Saturn's launch there; in Europe on September 15, 1995; and, in Japan, on ...

'', a 1995 video game *

Bughouse chess Bughouse chess (also known as exchange chess, Siamese chess (but not to be confused with Thai chess), tandem chess, transfer chess, double bughouse, doubles chess, cross chess, swap chess or simply bughouse, bugsy, or bug) is a popular chess vari ...

, or bug, a chess variant played on two boards

Music

Albums

* ''Bug'' (Dinosaur Jr. album), 1988 * ''Bug'' (Dave Davies album), 2002 * ''Bug'' (soundtrack), of the 2006 film * ''Bug'' (Kacy Hill album), 2024

Songs

* "Bug", a song by Feeder from the 2001 album ''

Echo Park Echo Park is a neighborhood in the east-Central Los Angeles, central region of Los Angeles, California. Located to the northwest of Downtown Los Angeles, Downtown, it is bordered by Silver Lake, Los Angeles, Silver Lake to the west and Chinato ...

'' * "Bug", a song by Fontaines D.C. from the 2024 album '' Romance'' * "Bug", a song by Lower Than Atlantis from the 2011 album ''

World Record A world record is usually the best global and most important performance that is ever recorded and officially verified in a specific skill, sport, or other kind of activity. The book ''Guinness World Records'' and other world records organizatio ...

'' * "Bug", a song by Phish from the 2000 album ''

Farmhouse FarmHouse (FH) is a men's social fraternity founded at the University of Missouri on April 15, 1905. It became a national organization in 1921. Today FarmHouse has 34 active chapters in the United States and Canada.FarmHouse Fraternity New Memb ...

'' * " The Bug", a 1992 song by Dire Straits

Other uses in arts, entertainment and media

* ''Bug'' (magazine), a Croatian magazine * ''Bug'' (play), by Tracy Letts, 1993

Businesses and organizations

* Bicycle User Group, a group set up to promote cycling issues

People

Bug Hall Brandon "Bug" Hall (born February 4, 1985) is an American former actor. He is best known for his childhood roles as Alfalfa Switzer in ''The Little Rascals'' (1994), Newt Shaw in '' The Big Green'' (1995), and Buster Stupid in '' The Stupids'' ...

(born 1985), an American actor * Bug Holliday (1867–1910), an American baseball player * Bug Howard (born 1994), an American football player * Amy Bug, American physicist * Enric Bug (born 1957), pseudonym Bug Rogers, a Spanish comic book artist and industrial designer * The Bug (musician), a recording alias for British musician Kevin Martin

Places

Bug (river) The Bug or Western Bug is a major river in Central Europe that flows through Belarus (border), Poland, and Ukraine, with a total length of .Southern Bug The Southern Bug, also called Southern Buh (; ; ; or just ), and sometimes Boh River (; ),

, Southern Buh or Boh, a river in Ukraine * Bug (Rügen), a spit and former village on the island of Rügen in Mecklenburg-Western Pomerania, Germany * Bug, Kentucky, a settlement in Clinton County, Kentucky, in the United States * Bag, Qasr-e Qand, also called Būg, a village in Sistan and Baluchestan Province, Iran

Science and technology

Slipper lobster Slipper lobsters are a family (biology), family (Scyllaridae) of about 90 species of Achelata, achelate crustaceans, in the Decapoda clade Reptantia, found in all warm oceans and seas. They are not lobster, true lobsters, but are more closely rel ...

(Scyllaridae), a number of species of which are called "bug" * Bug, a

digital on-screen graphic A digital on-screen graphic, digitally originated graphic (DOG, bug, network bug, or screenbug) is a watermark-like station logo that most television broadcasters overlay over a portion of the screen area of their programs to identify the channel ...

of a broadcaster's logo * Bug, a Morse key design by Vibroplex * Bug algorithm, a pathfinding algorithm especially for wheeled robot *

Web beacon A web beaconAlso called web bug, tracking bug, tag, web tag, page tag, tracking pixel, pixel tag, 1×1 GIF, spy pixel, or clear GIF. is a technique used on web pages and email to unobtrusively (usually invisibly) allow checking that a user has ...

or web bug, a tracking object embedded in a web page or e-mail

Transportation

* Bond Bug, a British three-wheeled car * Dudly Bug, an early gas-powered cyclecar * Sandlin Bug, an American ultralight glider design *

Volkswagen Beetle The Volkswagen Beetle, officially the Volkswagen Type 1, is a small family car produced by the German company Volkswagen from 1938 to 2003. One of the most iconic cars in automotive history, the Beetle is noted for its distinctive shape. Its pr ...

, an automobile nicknamed "Bug" * Bug railway station, in Pakistan * Bagaha railway station, Bihar, a railway station in India, station code BUG * Burgess Hill railway station, a railway station in Sussex, England

Other uses

Buginese language Buginese or Bugis (Buginese: ) is a language spoken by about 4 million people mainly in the southern part of Sulawesi, Indonesia. History The word Buginese derives from the word ''Bugis'' in Malay. In Buginese, it is called while the Bugis ...

, ISO 639 language code bug *

The Bug (horse) The Bug (1943–1963) was an Irish-bred Thoroughbred racehorse and sire (horse), sire. A specialist sprinter, he was trained first in Ireland and then in Britain during a racing career which lasted from 1945 until September 1947. After bein ...

(1943–1963), an Irish-bred Thoroughbred racehorse