Whassat 

Run together version of the words, "what's that?"

(Can be used to achieve a childish effect, as it is often said by young children who cannot properly form words yet.)

Sometimes shortened further, simply to, "w'sat?" or "sat?"

John: I just bought a Docform 2000!!
Ian: A Docform 2000? Whassat?

Whassat by .Louieee July 29, 2009

Yo. Snap. Whassa matta hamma? 

According to the Pearls Before Swine strip from April 27, 2011, "It means, 'I just burned you. What are you gonna do about it?'" It's going to sweep the nation.

Rat: Dude, check it... I've invented a new expression... it's "Yo. Snap. Whassa matta hamma?'

Pastis: What the heck's that s'posed to mean?

Rat: It means, 'I just burned you. What are you going to do about it?'... I'm hoping it sweeps the nation.

Pastis: I wouldn't let it sweep my bathroom floor. Yo! Snap! Whassa matta hamma?!

Rat: It's a sad day when a nerd cartoonist gets the better of you.

Yo. Snap. Whassa matta hamma? by Pastisfan May 19, 2011

Whassack 

A large covering of skin, referred to as a monstrous foreskin, over a donkeys penis. Usually utilized as an insult from a father to son upon first sight or greeting.

Son *enters house*
Father: “Hello whassack, you got your first fishy finger yet?”
Son: “No you dodgey bastard!”
Father: “One day.”
Son: “Piss off.”

Whassack by Anti-Monitored November 30, 2020

whassawp 

the new hip way to say hello to your homies; pronounced whah-sowp

Whassawp ladies, need a lift?

whassawp by Matt And January 15, 2008

whassaname 

A term for anybody whose name you can't remember.

"Here comes Johnson and his new girlfriend... Whassaname".

whassaname by foon January 12, 2006

wassat 

stands for "what's that"

Wassat you say?

wassat by Aaron W. February 20, 2003

wassat? 

A combination of two words, namely "what's" and "that".

A lazy, slang way to ask the question "What's that?"

Boy 1: "Hey did you hear about Daz and Sarah gettin' nakie in the club last week?"

Boy 2: "Wassat?"

Anatomist: "So I was studying the Hyopglossal nerve today and discovered it wasn't as close to the ansa cervicalis as I had previously thought."

Uneducated person: "Wassat?"

Pervert: "I bought a whiz bang sex machine with double pop rivets today."

Naive person: "Wassat?"

wassat? by catastridphe July 17, 2006