1. A large, burly gay man who takes pleasure in raping small straight men.

2. A homosexual male who converts heterosexuals struggling with their sexual identity, into full blown homosexuals.
I just got reamed by a Flapjacker. Not only will I need my ass stitched back together, but I'll need to see a therapist as well, because the whole ordeal was so psychologically tramatizing.
by Peter McFucknuckles January 30, 2007

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Top Definition
After a night of hot sex, your girl wakes up and makes you flap jacks and proceeds to give you a hand job while serving you breakfast in bed.
My cock n balls are raw today braaaahhh. Banged her ass all night and she finished me with a flap jacker this morning.
via giphy
by Enya Goode March 27, 2017

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A creepy, unregistered sex offender who sneaks into young, unsuspecting girls houses and engages them in sexual intercourse. This particular kind of intercourse involves pancakes, syrup, berries or any other kind of pancake topping.
Dude, I totally pulled a Flapjacker on my gf last night!
by Pancake Fluffer March 19, 2011

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1.One who has sweaty sexual intercourse with another that weighs over 300 fucking pounds!

2. Flapjack- a adj. replacing "gay".
Intercourse with "Don Vito" from VIVA LA BAM would be an act of flapjackerism.

2. You're so flapjack.
by r0gu3 July 02, 2006

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