The definition of a hump is a rounded lump or bump.(noun)
An example of a hump is a rounded mass on someone's back caused by a curve in the spine.
Hump is defined as to hunch over or arch the back, to hurry or to use a lot of energy, or is vulgar slang to mean having sexual intercourse.(verb)
See hump in Webster's New World College Dictionary
Origin: < or akin to LowG humpe, thick piece < IE *kumb- (< base *keu-, to bend, curve) > hip, Sans kumba-, thick end (of a bone), Gr kymbē, a bowl
See hump in American Heritage Dictionary 4
Origin: Probably of Low German origin.
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