What is Sly Sign?
1.
When you put your middle finger up to somebody behind an opaque object (predominantly a door), releasing anger but not getting into trouble. Usually used by young teens, aimed at parents.
"My mom was being so annoying... so i sly signed her through the door when i left the room."
"No way dude!"
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Random Words:
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The funniest indian comedian ever. I saw his taping and nearly cried for a good 45 minutes because it was so funny. You have to see this..
