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2.
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
by dudethatsababy October 10, 2010
 
1.
What you call your significant other whenever under the influence.
"I love you!"

"Dude baby, what is love?"
by bitchindakitchen January 12, 2012
 
3.
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.
by skaterdude15 March 16, 2011