The act of getting a stripper pregnant while wearing a sombrero and in another relationship at the sametime.Then refusing to step up to the plate and be a daddy.

defintion #2 Taking donations from a community with the promise of helping the handicap and never stepping up to the plate and honoring that promise.
EX:1" Your boyfriend got me pregnant and is giving me the dirty baserva"

EX:2 "Several people in the community donated money to help with the handicap only to receive a Dirty Baserva.

by The happy sombrero November 4, 2007
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