ze buttfack

Anal sex.
pronounced with French accent

Monsieur, vould yoo like ze buttfack?

by Victa July 5, 2005

butt sack

The fat that rolls over when you wear too tight of jeans, which shapes the form of looking like a fleshy sack, often refered to as "muffin top".

"Jennifer Lopez's butt sack pops out everytime she puts on a pair of jeans, causing rolling blackouts in Southern California"

by K dizzle forizzle nizzle shizzle biz nog April 10, 2008

Buttback

When Yo' butt get so big it start runnin' up yo' back.

Damn Kayla you gots that Buttback, yo butt so big it runnin' up yo back!

by eric estrada April 24, 2008

Buttsnack

Someone who is completely irrelevant to the situation and doesn't understand anything. Will come to your house and vandalize. They are the definition of rude and arrogant and don't belong on earth.

Woah dude Sally is a total buttsnack. We should shun her.

by Cswiggs September 20, 2015

buttseckz

Of or relating to having anal sex.

-Bend over! I want buttseckz!

-Yes, Tal.

by metroid_omega August 28, 2003

buttsecks math

The technical explanation of why male/male relationships are so popular with heterosexual women in fandom.

Buttsecks Math is a fairly simple equation! Even your boggled boyfriend can get it!
1 pretty man = good

1 pretty man + 1 pretty man = better

kissing = very good

(1 pretty man + 1 pretty man) kissing = doubleplusgood

by Regimus Prime December 12, 2008

buttsuck

1 - Something that really pisses you off.

Murder is illegal? Man, what a buttsuck.

by Burton Earny February 15, 2004