Mass Peen Sesh

A widely popular phrase of abbreviated words to sound almost nothing like the original meaning:

1) A large (Massive) group gathering (Session) of people with the Y chromosome (Peen); Hanging out; Chillin with the bros.

2) Mass Peen Sesh can also refer either to Gay/homosexual intercourse between many men.
Dude, friday we're having a Mass Peen Sesh at joe's for some mad ish.

Mass Peen Sesh at Cinema 10 on Saturday, you comin' bro?

"Okay so likkkeeee were havvingg some mass peen sesh at my houseeeee ;) come with ur toyzzzz!"
by Phoocakez January 26, 2010
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Mass peen

The art of having a massive dick and/or balls
When we were getting dresses, I saw your mass peen
by Kavsisvqiwc August 17, 2025
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