Short-form slang word for an expensive designer jacket, specifically Moncler jackets.
Originated in Boston, popularized by meme-rapper Joeyy.
Moncler is an italian high-end luxury fashion brand, they specialize in vests and jackets.
Damnn check that clizzy that Joeyy got on, that's atleast 10 racks right there... the Gielas looking sick too