Top definition
1.)When your underwear gets entrapped in the crack of your ass. Also see Wedgie

2.)What a male might say after sexual foreplay just before intercourse when the female asks "How do you want it?"
d1.)Whenever I wear boxer briefs I always tend to get a butt up.

d2.)Female says: "How do you want it?" The male replies, "Butt up!"
by Comkind October 16, 2007
Mug icon

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug
2
A type of shorter-all with straps tight enough to raise the posterior accompanied by a deep v-cut on the front and/or back side
Given his low budget, Brian was forced to wear his denim butt-ups & a tie (no shirt otherwise) to his sister's wedding.
by Websterman October 10, 2016
Mug icon

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug