1. whack - Noun
2. whack - Adjective
3. whack - Verb
To strike; to beat; to give a heavy or resounding blow to; to thrash; to make with whacks.
To strike anything with a smart blow.
A smart resounding blow.
Source: Webster's dictionaryIf you have an important point to make, don't try to be subtle or clever. Use a pile driver. Hit the point once. Then come back and hit it again. Then hit it a third time - a tremendous whack. Winston Churchill
Mother Nature may be forgiving this year, or next year, but eventually she's going to come around and whack you. You've got to be prepared. Geraldo Rivera
What kind of bank gives back 65 percent-often less-of what you deposit? Indeed, when you compare the services of a bank and an insurance company, common sense suggests something is out of whack. Andrew Tobias
If you can see things out of whack, then you can see how things can be in whack. Dr. Seuss
If he won't carry the sack, give him a whack. Dutch Proverb
Entreat him in jackass fashion; if he won't carry the sack, give him a whack. German Proverb