Heath is a shortened name for Heather. Only a girl who is liked by all the "bros" can be called Heath. This name gives anyone named Heather a more likeable attitude, vibe and charisma. The name makes the "Heather" more approachable. Since Heath is a man's name calling a woman "Heath" makes her seem fun and confident.
n. A person who acurately predicts or is aware of new fashion trends before they become popular. The term most likely refers to fashion icon Heather Jeffreys.
adj. Used to describe a fashion trend that has not yet become mainstream.
adj. see hip(outdated usage).
"That one girl was wearing Uggs before Uggs were in. She is so Heath."