Top Definition
This is when someone is lying, or making threats that they are not able to back up.
1st person: Man, did you hear what Jennifer was saying about Jim. I didn't know that about him.

2nd person: I wouldn't believe anything she said. Jen is constantly blowin doo-doo.
by stevohump October 31, 2009
5 Words related to Blowin Doo-Doo

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