periodic sex

This is sex when the female partner is on her period. Having periodic sex is not recommended and can get quite messy.

Jordan was so horny from not seeing stacie for months that they decided to have periodic sex. Her bed never smelled the same.

by bLiTcH January 28, 2008

Period Sex

The act of having any form of sex with a female while she is on her period.

"Dude, me and Stephanie had period sex last night, what a mess"

by KonnerWOO June 10, 2008