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:
1.
When you receive a blowjob. However, this isn't just any blowjob. This is when the person receiving is taking a large and vigorous ..
