Top Definition
It is an acronym used by discerning males when their girl brings along an ugly girlfriend to ruin otherwise great plans.

usually causing one of your friends to "take one for the team" .
Yo son why did she have to hit us with the bugtrap.
Damn here comes the bugtrap.
Not again...mafucca you gettin' the bugtrap.
by benni blanco April 02, 2009

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