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1) An all-night session of smoking weed or drinking alcohol in the Bunk House. Although females are always invited, it is usually male dominated. The Bunk House Sesh seems flawless, but a majority of the time it ends with the owner being caught and grounded.
We were rockin' that hotel room like a bunk house sesh.
Dude, last Bunk House Sesh Phil got with some fat chick.
by D. G. October 18, 2005