Top definition
gaining weight while with your significant other due to non stop eating binges for anniversaries, birthday celebrations, or complete boredom. This includes but is not limited to: buffet dinners, lunch value meals, breakfasts in bed, and everything in between.

may also be used in conjunction with girlfriend weight
Christine: Have you seen Tina lately? I heard she has a man now
Megan: seen her? its hard to miss, homegirl has definitely put on some boyfriend weight
by zara-grace March 28, 2008
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