Somebody that loves the smell of feet so much that they stop at no ends to get sniffs.
Person 1: Get your hands off my socks
Person 2: I got to get a sniff of what's under there
Person 4: Bro you're such a Skiddler
The act of filling a room with the smell of a fart with the intent to kill.
I'm gonna to Boblegas this room if you don't let me get a sniff of those toes.