When you don't really realize what you are doing and have sex with someone but it was a total accident and you didn't mean for it to happen.
"The other night i took her home from a party because she was cold and i had accidental sex with her, because I was pissed at the girl i was wheeling"
by Titty Tina September 26, 2012
Get the mug
Get a accidental sex mug for your boyfriend José.