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Used when referring to your self. Big Dick Only. Implying that you only have a big dick 24/7.
No small dick hours fellas. I got BDO.
by Kermitits June 25, 2018
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B.D.O. is normally refereing to a white female who prefers to only be with black guys. It stands for Black-Dick-Only.
Check out that White girl over there with the hoop earrings; you know shes bdo.

Hey Rich you think I have a chance with her?
Nah man she is BDO!
by pwhitti095 February 03, 2010
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Bee Movie Denial of Service:

The act of sending someone the Bee Movie script repetivly via text or instant message, resulting in the phone blowing up with notifications limiting user functionality.
Someone keeps texting me the Bee Movie script I've been BDOSED!
by LeisureDealer January 17, 2017
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BDO is the acronym for "BACK DOORS OFF", the art of the penis entering the female anus and thrusting violently until the female's anus becomes loose.
William: What did you get up to last night Daniel?

Daniel: I blew the BDO this maltese girl!
by Krillcrusher January 18, 2012
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