Top Definition
While recieving a blow job, during the first moments of ejaculation, the man slaps his penis in a side arm motion, spraying cum all over the woman's face.
Frank was on the recieving end of a nasty blow job, so he decided not to let it go any farther, and show his hooker who was boss by giving her a Cincinnati Side Arm.
by Ohio is for lovers October 23, 2005

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