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