UBA 

Abbreviation for Upper Butt Area. Generally used when a person wears low-rise or loose pants that display the upper area of their butt.

Man these pants are low. Do they show my UBA?
I can't believe you got a tattoo on your UBA, you hussy!

UBA by DeddEddie June 22, 2006

uba 

an acronym for unneccessary black actions

Person 1: hello my name is ashaniqua

Person 2: man your name is uba

uba by Anonymous Trick April 8, 2009

UBA 

pronounced uh-buh

Acronym for Ultra Bad Ass. (sarcastically

word invented by Rush Morris

Robert- I just downloaded some music.... illegally!
John- wow, thats so UBA

UBA by Ubauba October 4, 2009

Uba 

Acronym for Upper ball area. The masculine version of FUPA. Is often further specified as ruba or luba (right/left), especially in the case of intense pain from being kicked in the groin. Can also be used as a descriptor for foul smells.

Example 1:

"Dude, your apartment smells like my sweaty ruba"

Example 2:
Female - That guy's uba is spilling over his pants, disgusting!"

Uba by mondotronix June 19, 2012

uba 

universal brain adaptor u.b.a. for migraine patients.

frans

uba by theo September 5, 2003

UBA 

Unpleasant butt adventures, as in diarrhoea.

eating at taco bell resulted in some uba

UBA by dftbgabby June 3, 2015

UBA 

A UBA is an acronym for an Unexpected Boner Attack.

These usually happen in public places or in an awkward situation, often leading to a more awkward situation

I stood up in class to read today and all of a sudden realised I had a UBA !
It was so Unexpected

UBA by A.Szn April 14, 2019