1 definition by Heathenguard

1
A form of sexual activity, more specificly handjob, where the female places the males penis in the palm of her left hand. The female then proceeds to violently bash the top of the penis with her right elbow, until the male orgasms.
"Dude I'm still sore from where Katie gave me a roundabout last night"

"Awesome"
by Heathenguard July 11, 2009
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