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1. a mistake, usually unintentional, which often causes embarrassment to the person who made the mistake

2. to make a mistake (see above for details)
At the fancy party, I made a Rumbaugh by using the wrong fork.
by RuhRoh May 13, 2009
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When used as a noun it means and party involving alcoholic beverages and dancing, and when used as a adjective it means amazingly athletic.
Noun: Wassup Dawg? Do you want to come to my rumbaugh later?

Adjective: Have you seen that guy? He's totally rumbaugh.
by 34horseguy April 20, 2009
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