party helmet 

Getting ready for a serious night of partying, that includes drinking, smoking pot, and perhaps a random sexual encounter.

"Hey J.J., do you have your party helmet on tonight?"

"Hell ya, Dominic, I'm ready to go."

party helmet by pinchypants April 4, 2006

helmet party

Term used to describe fan-fabricated homosexual relations between the soldier and the engineer characters from a game called Team Fortress 2.

That soldier may be an annoying, anal attaboy, but he throws a fiiine helmet party.

helmet party by KGBigelow September 24, 2011

helmet party

A party where there are only guys in attendance

Where are all the chicks? This is a total helmet party.

helmet party by Tubby John June 22, 2006

Helmet Party

A gathering or party where attendance is mostly, if not all, dudes.

we can either go to Ted's helmet party or go out and troll for chicks.

Helmet Party by kejo66 October 2, 2007

Shiny Helmet Party 

A party or other gathering where there are too many guys compared to girls; or virtually nothing but males in attendance.

Let's split man... this is nothing but a shiny helmet party!

Shiny Helmet Party by Pdubya64 June 15, 2010