Top Definition
an acronym that stands for unbutton pants
it can also be used as future and past tense in which case i can be used as "ubyp" a.k.a unbutton your pants
Woman:im going to ubp now k
Man:ok. but can i ubyp please!?
by My name _________ January 26, 2008

Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from We'll never spam you.