The figurative hymen that is broken the first time you engage in anal sex, also know as your butt hymen.
Krista seems to be walking very funny today, she must have let her boyfriend pop her bymen last night.
by Ryan The Insane One October 07, 2011
I can't believe they have lost their bymen at such a young age. I still have my bymen thank you very much.
by Dchewed82 October 16, 2021