Rock Hard may refer to:
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"Rock Hard" (song), a 1984 song by the Beastie Boys
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''Rock Hard'', a 1980 album by Suzi Quatro
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''Rock Hard'' (magazine), a German music magazine
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Rock Hard Festival, a heavy metal festival sponsored by the above magazine
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(You Make Me) Rock Hard", a 1988 song by Kiss
*"Rock hard", a descriptor often used for
ab muscles or an
erection
An erection (clinically: penile erection or penile tumescence) is a Physiology, physiological phenomenon in which the penis becomes firm, engorged, and enlarged. Penile erection is the result of a complex interaction of psychological, neural, ...
See also
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Rock (geology)
In geology, rock (or stone) is any naturally occurring solid mass or aggregate of minerals or mineraloid matter. It is categorized by the minerals included, its Chemical compound, chemical composition, and the way in which it is formed. Rocks ...
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Hardness
In materials science, hardness (antonym: softness) is a measure of the resistance to plastic deformation, such as an indentation (over an area) or a scratch (linear), induced mechanically either by Pressing (metalworking), pressing or abrasion ...
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