One up 

An another word for condom

Bro you need that one up.
Hey can u buy me a one up

One up by Bhavi bhavi June 16, 2016

one up 

to be straight forward with a person let them know what the deal is.

"I was one up with him when I told him I did not love him anymore instead of stringing him along".

one up by nikki May 13, 2005

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!

one up by new slang January 16, 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.

One Up by Brath November 6, 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."

one up by Slang Genius April 25, 2006

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!

one up 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.

one up by titass March 15, 2004