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1. dudebaby
When a man pretends to be a women, then to prove he is a women fakes a pregnancy in order to keep up the facade.
Hey did you you hear Tiffany is pregnant?
LOLDUDEBABY
2. Dudebaby
Slang for any bodily substance that comes out solid in form.
Man, I ate that new spicy chicken sandwich at Wendy's and had to take a huge dudebaby.
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