I whacked my finger with a hammer.

Something's out of whack here.

The hedge clippers and weed whacker are in the garage.

Tom is a whackjob.

She's diabetic, so her blood sugar was already out of whack.

Wearing an upside down baseball cap on your head is pretty whacky.

I'm just about to whack you on the ears with a spoon, you monkey.

Tom whacked the dog with his cane.

Yanni whacked his wife with a hammer.

A little old woman foiled the robbery by whacking the thief on the head with her cane.