Top definition
Three people having anal sex. Male 1 fucking male 2 in the ass while male 2 fucks a female midget in the ass.
Dirk, David and Bethlyn were doing the dirty biddlyn last night. I can't believe David let Dirk fuck him in the ass so he could get a piece Bethlyn!
by John Acres March 05, 2010
Get the mug
Get a Dirty Biddlyn mug for your dad James.