To droop means to hang down, to sag, particularly if limp. Droop may refer to:

Technical usage

* Droop nose (aeronautics), an adjustable nose found on some supersonic aircraft * Droop quota, a type of quota for counting and transferring votes in an election *

Droop speed control Droop speed control is a control mode used for AC electrical power generators, whereby the power output of a generator reduces as the line frequency increases. It is commonly used as the speed control mode of the governor of a prime mover driving a ...

, a speed control mode of a prime mover driving a synchronous generator connected to an electrical grid. *

Leading-edge droop flap The leading-edge droop flap is a device on the leading edge of aircraft wings designed to improve airflow at high pitch angles (high angle of attack). The droop flap is similar to the leading-edge slat and the Krueger flap, but with the differen ...

, a type of high-lift device found on the wings of some aircraft * Leading-edge droop, a feature of some aircraft wings *

LED droop In light-emitting diode physics, the recombination of electrons and electron holes in a semiconductor produce light (or infrared radiation), a process called " electroluminescence". The wavelength of the light produced depends on the energy band gap ...

, the lowering of efficiency of light-emitting diodes at higher electrical currents * The steady-state error of a proportional controller *

Voltage droop Voltage droop is the intentional loss in output voltage from a device as it drives a load. Adding droop in a voltage regulation circuit increases the headroom for load transients. All electrical systems have some amount of resistance between t ...

, the intentional loss in output voltage of a power supply as it drives a load

People

Marie Luise Droop Marie Luise Droop (15 January 1890 – 22 August 1959) was a German writer, director and producer. Biography Marie Martha Luise Fritsch was born on 15 January 1890 in Stettin. Her father was Karl Georg Fritsch, manager of a cement factory, her ...

(1890-1959), a German writer and producer * Henry Richmond Droop (1831–1884), an English mathematician * John Percival Droop (1882–1963), a British classical archaeologist *

Droop-E Earl Tywone Stevens Jr. (born February 18, 1988), better known by his stage name Droop-E, is an American rapper, and producer. He is the son of the Bay Area rapper E-40. Biography Droop-E was born Earl Tywone Stevens Jr. on February 18, 19 ...

, American rapper

Fictional characters

Droopy Droopy is an animated character from the golden age of American animation. He is an anthropomorphic white Basset Hound with a droopy face; hence his name. He was created in 1943 by Tex Avery for theatrical cartoon shorts produced by the Metro- ...

, cartoon character * Drooper, a character from the television show ''

The Banana Splits ''The Banana Splits'' is an American television variety show produced by Hanna-Barbera Productions and featuring the Banana Splits, a fictional rock band composed of four costumed animal characters in red marching band hats with yellow plumes. ...

'' * Droop, a muppet character from the television series ''The Muppet Show'' *

Droop-a-Long ''Ricochet Rabbit & Droop-a-Long'' was a segment of Hanna-Barbera's 1964–1966 cartoon ''The Magilla Gorilla Show'', and later appeared on ''The Peter Potamus Show''. Background Taking place in a Wild West setting, Ricochet Rabbit (voiced by Don ...

, a cartoon character from the segment ''Ricochet Rabbit & Droop-a-Long'' in ''The Magilla Gorilla Show''

Places

Droop, West Virginia Droop is an unincorporated community in Pocahontas County, West Virginia, United States, in the Greenbrier River Valley. The community takes its name from nearby Droop Mountain. The area lends its name to Droop Mountain Battlefield State Park, s ...

Droop Hill Droop Hill is a mountain landform in the Kincardine and Mearns region of Aberdeenshire, Scotland. The locale had been featured in a windfarm proposal submitted to the Aberdeenshire Council.Droop Hill, 2006 See also *Drumtochty Castle *Glenbervi ...

, a mountain landform in the Kincardine and Mearns region of Aberdeenshire, Scotland *

Droop Mountain Droop Mountain is a small mountain in the Allegheny Mountains on the border of Greenbrier and Pocahontas counties in southeastern West Virginia. It was the scene of one of West Virginia's most important battles during the American Civil War—t ...

, a small mountain in the Allegheny Mountains in West Virginia, United States

Other uses

Ptosis (disambiguation) Ptosis (from the Greek: πτῶσις 'falling', 'a fall', 'dropped') refers to droopiness or abnormal downward displacement of a body part or organ. Particular cases include: * Ptosis (eyelid) * Ptosis (chin) * Ptosis (breasts) * Visceroptosis, ...

, drooping of body parts * Droop cup, a type of bowl from Ancient Greece / Laconia, named after John Percival Droop