Top definition
1.

when a boy or man has big and/or curly hair.

2.

An ugly guy between the ages of 14-18.

3.

something you say or do when you see an ugly guy.
1.

Heather: "whoa! look at that guys hair! he's a muppet!"

2.

Jessica: "that guy wants to dance with me."

Marie: "no way!! he's a muppet!"

3.

Girl 1to Girl 2: "I saw this hideous guy at the club the other night and he asked me to dance, so i had to blow the *muppet whistle*!"
by reinbby June 28, 2011
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