Top definition
When 3 people have sex together. The three e's in the word represent the three people having sex together. It is truly seeextraordinary.
My girlfriend said I can't fuck you unless she's there. So, do you want to have a threeeven with us?
by bitchy7 August 04, 2018
Get the mug
Get a Threeeven mug for your mother-in-law Sarah.