noun- a person, male or female, who becomes a slut when drunk
adjective- describing an act that would be preformed by someone who was termed a beercunt
noun - "Man, she's a nice girl usually but at parties she's such a beercunt."
adjective - "Don't get drunk at this party, last time you made out with five different guys and it was a really beercunt thing to do."
When a woman can no longer view her groin/vagina area because her stomach blocks the view - female version of a beer belly on a man.
She had become so fat from drinking booze - usually beer because that was the cheapest - that she acquired a beercunt, and could no longer see her groin without looking in the mirror