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shake my unicorn head.
same meaning as "smh" but the added word "unicorn" puts the speaker higher above the other. Therefore, making themselves more dominant. Basically a classy way to judge someone using an abbreviation that they won't understand.
Dumb friend: "I just bought Justin Bieber's new cd!"

Cooler 'unicorn' friend: "... smuh."
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3
1. "Are you going to the party tonight?"

"I just asked my mom, she said no. Smuh!"

2. "Smuh! I broke a nail."
by valiumskies March 31, 2011
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