Uncle Sucker 

Uncle Sam or the U.S. Government

I owe Uncle Sucker five grand in taxes from last year!

Uncle Sucker by TBERN January 29, 2007

unclefucker 

One who engages in the act of coitus with the brother of his father or mother

"You're an unclefucker that is true, no one fucks uncle quite like you!"

unclefucker by Horatio Nelson April 17, 2003

unclefucker 

a term used by canadians to refer to george w. bush

hey fellahs the unclefucker and dick cheney are on tv again!

unclefucker by unkle fucka October 31, 2003

Ass-ramming-unclefucker

One who fucks his uncle (and others) in the ass.

You are such an Ass-ramming-unclefucker

Ass-ramming-unclefucker by Fjell February 17, 2008

UncleFucker 

A man who has sexual intercourse with his uncle

That guy is such an unclefucker

UncleFucker by YOUARESTUPIDDDDD January 12, 2018

Unclefucker 

Someone who makes it look like an accident when they send their uncle a dirty text.

Unclefucker- So do you want to scrog later? Whoops, that was meant to go to my girl/guy. This is embarassing.

Unclefucker's uncle- You knew who you were sending that to, and you know I'm not interested.

Unclefucker by Solid Mantis July 13, 2020