Greech can be used in various situations. It is functional as a noun, verb or adjective. This word stems from the Minneapolis baby bricks area(South Minneapolis),and is well known among the Greech mob. If it is your boy
you call him a Greech. If someone is being a buster
he could also be called a Greech. Females can also be known as a greech. Greeches versatility is endless.
"What up Greech?"
"Not shit fam
but some greechy mother fuckin bitch was talking shit earlier, and I had to grab that greeches tits,and give her a Texas Chile Dog
"Damn Greech that is come nasty shit"
"I'm already knowin' Greech"