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2.
Slang to describe a large penis.
I went home the other night and this guys babypuncher may have dislodged my kidney.
by John55 June 07, 2007
 
1.
Something that causes extreme frustration. A level of frustration that would cause a person to punch a baby.
"This game is such a fucking baby puncher!"
"TRAFFIC IS SUPER BAD! IT'S A REAL BABY PUNCHER OUT THERE"
by gomer_the_sissy September 29, 2010