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!"
See
Random Words:
1.
A twitterer's persona.
i.e. Twitter + Persona
There are those who would use their twittersona for evil.
See twitter, twitterer, ..
1.
1. to steal/jack/shoplift a ton of shit.
2. to five finger discount something.
3. hook up
"Yo man, are you read to go to the mal..