whopPronunciation: (hwop, wop), [key]
—v., whopped, whop•ping,
to strike forcibly.
to defeat soundly, as in a contest.
to put or pull violently; whip: to whop out a book.
to plump suddenly down; flop.
a forcible blow.
the sound made by it.
a bump; heavy fall. Also,whap,wap.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.