Used Usually When Describing A Person To Gangsta For Other Words...
Sometimes Used To Describe Things Also...
"Yo That Nigga Rhaw Is Rill As Fuck WOOOOOOOOO!"
"Damn This Cheeseburger Is Fucking Rill!"
"Yo You Hear That New Jay Z Track That Shit Is Rill!"
Both mean: A cigarette.
Rill is a derivation of the word "cigarillo," which is a stylized way of saying, "cigarette."
Where the fuck did I put my rills? (while patting one's pockets.)