1 definition by RicaRick

Top Definition
The sound you would think a koala would make.

To make this "ew" sound yourself, you have to say "EW!" really quickly, in a high-pitched voice.

Now doesn't that sound like what a koala should sound like?
Mom: EW!
Child: Mom, stop being such a silly momma koala!
by RicaRick November 28, 2010

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