1 definition by Grizly21

Top Definition
A phrase used by members of the United States Army and Marine Corp or Junior Reserve Officer Training Corp (JROTC) or Reserve Officer Training Corp (ROTC) to express acknowledgment, agreement, pleasure, comraderie, or just about anything else with the exception of "No".
"Man those terrorists had no idead what hit em. OOHRAH!!!!"
by Grizly21 February 23, 2008

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