The act of knocking someone unconcious in one punch.
by Tobedottty January 27, 2009
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A punch so fierce that it kills the receiver or gives them a severe mental disability.
Extremely hard kid: "Are you ready for the One bang Extreme?"

Extremely weak kid: "errm?!"

Ka-pow!
by longleggedcleggyweggy November 15, 2010
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when someone punch hits or kiks someone once but very hard
"i'm gunna dirty one bang you in the face"
by thenutterishere January 19, 2009
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when a male thrusts his genitalia into a female and then quickly retracts back leaving thus female unsatisfied and deeply frustrated and gives thus male the feeling of dominance
oi tim, giv her the one bang
by Looee is a batti crease June 25, 2014
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When a person receiving a snowball to the face is knocked out or injured.
Hard Kid: "I'm ginna knock this kid out with my snow ball one bang!"

*Launches snowball*

*Crunch and flop*
by Longleggedcleggyweggy November 30, 2010
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-Yo my nigga we still banging ones after school today or nah

-I'll bang ones wit you anytime just let me know

-when you tryna bang ones ??
-you tryna bang ones rn ?
by Itchy Vagina April 25, 2017
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"Fuck me, she's gorgeous. I'm gonna have to go home and bang one out over her."
by Esteban Lorenzo July 29, 2003
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