1 definition by prochinus

to be unutterably smug and boring. to believe that you, or your city, is the best in the world although you have never been anywhere else. based on the city of the same name in Western Australia - most isolated city in the world- and its inhabitants
he's been nowhere and done nothing but is so perth. she's a real loser but is so perth.
by prochinus November 21, 2018
Get the perth mug.