Someone who's Choice in clothing is impractical, doesn't match at all, and or is noticeably dirty. The person in question also appears to be unwashed and doesn't care what others may think of their appearance, suggesting drug use.
A: "Hey, what's up with Jack? He looks like he got his clothes from a Goodwill dumpster, and he wreaks!"

B: "Ever since his breakup he's been taking worse care of himself. He went from metrosexual to Crackhead Couture!"
by Creature Feature Sneakers January 26, 2023
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In British Slang Someone who pays in very small change 10p, 20p,2p,1p.
"That man payed with crackhead change"
"Sorry all i have is crackhead change"
by OmegaSign May 12, 2022
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Noun: A term for one who is wearing a zip-down hoodie with the zip open completely by only the hood on their head (very often notably with no shirt), leaving the arm flaps and the rest of the hoodie to hang behind them as pseudo tribal decoration. Often associated with individuals in this attire performing wildcard stunts and impromptu executive decisions

Verb: To assume the form as described in the noun and perform crackhead and crackhead-esque actions with urgency
Never get in a swamp fight with a captain crackhead - noun
If you don't give me my 25 cents back as a quarter I will captain crackhead this elf on the shelf - verb
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