Da Burr Munster's definitions
The party act during which the participant pulls their shirt over their head, as to cover their face, and then chug a beer through it.
Frank - Why'd Quinton just get out of the shower covered in beer?
Chris - Oh. He just finished doing a beer monster.
Chris - Oh. He just finished doing a beer monster.
by Da Burr Munster May 9, 2011
Get the Beer Monstermug.