as you say "gus" you make a motion with you hand similar to a gun with only your thumb and pointer finger exposed and the other three tucked. you curl your thumb in a position as if you were playing a video game and your pointer finger like a pirate.
and hes a fuckin gangsta!!!
Other hot girl "yeah! he was a total gus"
"Oh he's gotta be a Gus!"
Awesome cheerleader: "Yeah, I know, his name's Gus and he's totally my boyfriend!"
The two little men that live in his head often argue, causing him mass headaches and send him into spiraling state of being desperate. Being as weird as he is, he can manage to wear enough different kinds of clothes to fit in with everyone, in order to please every one.
being Gus is being insane