The acted of getting kicked/punched in the nuts in a manner that leaves you feeling like someone is using your nuts as a speedbag.
Damn, I just got speedbagged while wrestling with the kids!
by pattyF May 21, 2010
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A nutsack with an extreme amount of dangle in its angle. Usually used to describe such during periods of warm weather when someone decides to go commando.
If i accidentally sit on my speedbag, it makes me throw up in my mouth a little.
by PeterGammonsLuvChild May 9, 2005
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When a girl is giving head on her knees whilst the man stands, and she punches the scrotum repeatedly like a boxer punching a speed bag.
Hilary: So last night me and Ryan went out to dinner...
Friend: How was it?
Hilary: That asshole was staring at the waitress' ass the whole time, but i played it cool. So when we got home he thought he was just getting a BJ, but when i got on my knees I gave 'em a good old fashioned speedbagging.
by REad Kobayashi May 27, 2009
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To rapidly bash one's testicles against a girl's vagina or ass when you're fucking her quickly.
I speedbagged my girlfriend so hard last night I bruised her ass.
by Ljo93 July 15, 2008
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v.
To repeatedly hit the forehead of the woman who is sucking on your balls as you masturbate, akin to hitting a speedbag with one hand.
I was speedbaggin' Becky and jizzed in her hair.
by Jizzones October 15, 2006
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Last night I tried to Abraham Lincoln my girlfriend and she speedbagged me!
by DirtyNitro February 15, 2015
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the process of punching a woman's bare breast quickly and repeatedly, just as rocky balboa would go at it with a punching bag.
weeks's mom likes it when i speedbag her.
by chikochan April 28, 2005
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