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2.
A man of any origin who wants to take over the world with what he considers are charming attributes.

An Omda can appear when you least expect it, make your life miserable, and then disappear.

Beware
G: I lost my Job. I feel terrible.

An Omda appears

B: That's because you're an idiot.

An Omda disappears
by HeavilyBreathingFoxyLady May 27, 2009
 
1.
Translated to mean "chief," Omda resembles a elderly egyptian male characterized by 1) dental deformities, 2) premature ejacuation 3) a hyeena-like laugh
"That guy is soo annoying. He must be an OMDA!"
by NewSlangz May 25, 2009