Top Definition
A glorious shit that makes you feel like you gave birth but you're a man so you don't claim to know anything about that.
Did you see Rick skipping down the hallway, he must have gave manbirth.
by Lohaman June 25, 2008
1 more definition
6 Words related to manbirth
another word for ejaculation
The other day my mother was running up to my room and i was mid way through manbirthing.
by wedge myster flesh conkers bro April 27, 2015

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