Futter-Whack

To dance vigorously; preferably with style and confidence

Joe: Oh, I think someone just caught it!
Sam: Caught what?!
Joe: Look at Pete! He just beat Tim in cards and now he's futter-whacking quite vigorously. Look at 'em go!

by @./_.M March 7, 2010

whackass

When something is behaving inexplicably and unpredictably.

Eric, I'm tired of working on this whackass code.

by gdus June 11, 2011

whack one out

The act/art of masturbating.

BOSS "Man the sales girls are hot"
SALES MANAGER "Don't whack one out in the office, there are cameras!"
--------
"Wow that Mischa Bartons so hot I cant look at her without wanting to whack one out"

by invalidrecord June 27, 2009

whack a dog

Whack a dog means jacking off a dog.

Strangely enough this can be a profession.

After coffee break at the AI clinic, Camilla sighed, put on her gloves, and went off to whack a dog.

by scodder August 8, 2010

Whack

To assassinate or "off" another.

"What do you want me to do? Whack a guy? Off a guy? Whack off a guy? Because I'm married."

by Adam November 27, 2003

Weed Whacker

When you continually smack a woman in the face with your dick in a circular motion like a weed whacker. This move is performed after you get done fucking.

"I gave that horny bitch a Weed Whacker on turbo after we got done fucking."

by Big J December 16, 2004

whack

To kill someone for money

The Mafia terms. N'ya we gonna whack ya see m'ya n'ya!

by Mike Butler August 31, 2003