1) Describes a female’s ass, while standing, you could set a beer can on it. Generally found on Afro-American women. Although their asses are nice, a beercan is rarly found on white, hispanic, or asian women.

2) The obvious - a can used to hold a fermented liquid made of hops and barley.
Look at the beercan on her!
by His Bud March 11, 2006
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a beer can penis, short, stubby and just overall a big let down
girl : "i was hooking up with this guy last night but then he pulled out his beer can, i had to get outta there asap"
girl 2: "ew not a beer can cock"
girl: "ikr! ugh"
by neketumeke March 06, 2021
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