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The professional artistic form of the circle jerk. Usually requires lots of practice and an over-familiarity with ones friends. It is usually performed in a dark room

Related sports: Fasturbation
He's a gold metalist in Synchronized Masturbation, you can tell by the callouses and the well developed foreams.
by smojo100 March 16, 2009
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2
Planning masturbation at the same time as your counterpart. Not necessarily in the same room, synchronized masturbation can be done over text, video chat, ect. Pictures and videos are often exchanged during synchronized masturbation.
Guy 1:"Dude, me and April were doing synchronized masturbation last night!"
Guy 2:"Did you get any picture?"
Guy 1:"Nah man, better, I got a video. I chummed hard man!"
by Short Kicker August 19, 2014
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