Sneak up on one cheek

To discreetly fart while in a crowded place.

"If I sneak up on one cheek, hopefully no one will hear me fart."

by creedmoor November 23, 2004

one up

another way of saying "fuck you!"
the term is taken from the middle finger gesture. When you flip someone off, youre holding "one up"

Guy one: Ayo, your moms is a milf.
Guy two: One up bitch!

by new slang January 17, 2005

One Up

Another way of saying "One." Means bye or what is said at the end of a conversation between 2 people.

Person 1- Aight, I'll get at you later.
Person 2- Aight, One Up.

by Brath November 07, 2004

one up

The slang term used to make a request for an object or service.

"Yo, Steve, why don't you one up on a soda for me."

by Slang Genius April 07, 2006

One upped

When a person has been playing video games constantly for more than five hours and seems to be in a state of intoxication.

"Dude, I got one upped on Counter-Strike last night."
"You need therapy."

by XeroHedgehog June 03, 2004

one up

To compliment someone, as if you are giving them the 1-UP mushroom in Super Mario Brothers.

Me: *hug* (one up)
Her: Did you just 1-UP me?
Me: Yes, I did!
Her: Aw. Thanks!

by jlpilkin June 14, 2014

one up

a mushroom

a tatoo of a mushroom that someone with problems gets tatooed on their back

andrew cried like a little girl when he got his one up.

by titass March 15, 2004