Wiktionary
beer-bust
n. A large, usually boisterous party, as for college students, club members, or soldiers, at which beer is the sole or principal beverage and is consumed in large quantities.
Usage examples of "beer-bust".
I rather suspect that they were engaging in a frank and thorough confession of their errors, goof-ups and blunders, as this has been a feature of every FCIC meeting since their legendary Memphis beer-bust of 1986.
If it hadn’t got mired in mud near a student beer-bust, I don’t know how they’d have taken it.