The act of asking a co-worker to lunch, and then cancelling at the last minute because a higher ranking co-worker invited you to lunch.
Sorry pal, I gotta dumo you. The VP asked me to come to lunch.
Oh man, Steve totally dumo'd me! Now I have to eat lunch alone!
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Sumo Dump - A very large dump (defication) that causes the dumper make sounds like a sumo wrestler.
Stephanie left her desk to go take a dumo... I could hear her sumo grunts from all the way down the passage.
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Dumb in some stupid mexican language. Not Really. Im just a retard like that
You Stupid DUMO piece of ...
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Shorthand way of referring to a Du Maurier brand cigarette
Hey Ted, can I steal a dumo off of you?
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The undisputed sex god of all of the land.
Dude, he banged 15 chicks last night! He's such a DuMO
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