A bitch that always talks shit on the phone
Girl 1:Yea bitch when I see u i'ma fuck u up!

Girl 2:Trick u aint gon do shit, Fuckin phone gangster!
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When someone talks bad about another person, or threatens them over the phone or through voice mail, but is afraid to confront the person they are talking about.
My ex-girlfriend's boyfriend, was being a mobile phone gangster, threatening me over the phone.
by TheAffiliates July 17, 2010
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