When writing a sentence on facebook to someone, then putting thug on the next line.
How've you been today James?
thug.
Sneaky Thug.
-noun- The state of being so gross that it has reached epic proportions.
"Dude, when's the last time you cleaned behind your stove?...it's full of ickedness."
Jeff never showers after working out. I can smell his ickedness from here.