A birthday suck is where a girl will give a guy a blowjob on his birthday. Most of the time it will end in the "birthday cream cake" in which the girl will swallow the guys cum, simulating swallowing whipped cream.

Other Names:
Birthday Suc
Birthday Sucky
Birthday Suckerburg
Lindsey gave Collin a birthday suck then a birthday cream cake. I heard she's good at it.
by Mark SuckerBurg April 3, 2018
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