Top definition
Used when giving oral sex (blow job) or when having sex with someone to dispose of the ejaculation. Hence the term cumming in a cup
"Aaryn get that fucking cum in a cup off my bed!"
by Jenn Speezz March 06, 2008
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