The nickname given to five undergraduate students who roomed together at a house owned by "Mama" in Zagreb, Yugoslavia and participated in the inaugural Yugoslav Study Group hosted by Colgate University during the summer of 1972.
Mama's Boys included Paulski, Franz, Tomski, Russki and Billski.
by The Wyndbraker September 28, 2006
A boy who was brought up under his mother left breast till he was 23 and his testicals finaly droped and he had the balls to get a girl friend.
Damn bitch you a mama's boy.
by Eric Taylor November 03, 2004

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