Top definition
Matted section of hair on the back of a long-haired guy or gal after a night of debauchery.
Ew look at that sex rat - I know what he was up to last night.
by teej haystack May 24, 2014
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
Girl that enjoys having sex with fecies.
Wow! Rhonda is a sex rat..last night she told me to shit on her titties and smear it upon both of us while having amazing sexual intercourse. What a great sex rat!
by Head dick November 01, 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