n. generic insult meaning any stupid individual. It has it origins in Mike Judge's siminal cartoon "Beavis and Butthead". See also "Fart Knocker", "Ass Munch", and "Dillweed/ Dill Hole".
Shut up, fart goblin.
A large brown log (usually known as shitturdpoopoopand shite which pops out of your anal passage when you fart loudly.
Fuck me mate I farted yesterday and got attacked by a hugh fart goblin!