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The sound made by a dying giraffe. Originates from the South Park: Bigger, Longer, and Uncut
Dying giraffe: "mwaa"
by bf December 08, 2004
Mall Walker's Association of America.
I just joined the MWAA and all I got was this cheap shirt.
by Joeseph Stalin February 25, 2008
Chief Wiggum's catch phrase on the Simpsons.
Look, I even have my own catch phrase...MWAA!
by Scott January 21, 2005