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1 definition by former male Cpl, USMC

 
1.
BAM
Broad Assed Marine.
Refers to Women Marines, once officially known as WMs. Use this expression with a great deal of caution around female marines or you will wind up with a fat lip faster than you dreamed possible.
That is the BAM barracks over there.
by former male Cpl, USMC March 01, 2005