1 definition by nomajor

A person, most likely your business acquaintance or close friend, who is overtly obsessed with anything that has to do with cryptocurrency (such as Bitcoin or Ethereum).
"How's your BTC doing, coinboy?"

"Dude, have you heard George quit the office yesterday? He said the last Bitcoin surge made him tens of G's."
- "Ah, you mean that coinboy."
by nomajor October 19, 2017
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