A style of clothing defined as looking entirely unkept and dirty in a non ironic fashion, most often worn by Stoners.
Often can be
seen at places such as Burning
Man and Bonaroo.
Typically a men's look involving sandals, cut offs, dirty, oversized, or stained items. Bad grooming, farmers tans and beards are also common.
Celebrity sporting this look: "The Dude" From the Big Lebowski.
Antonym:
Hipster. Stoner
Casual defines those who do not intentionally look ironic or unkept, but those who actually default to this look based on lack of taste, style and cleanliness.
Joe's look at the party was classic stoner
casual with his mandals, drug rug, fraying khaki shorts and
beard.