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Is a word substitute word for, Mean. Only ever spoken whilst 3 or more days deep on the gurn and totally outofit.
Frazer; that gurn we just got off old mate Is fuckn Millahreen.

Jack; wat the funk does millahreen mean?

Frazer; it means mean!! It's meaner than mean it's Millahreen......
by Barry hurtinhim May 15, 2018
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