Etymology
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mosey (v.)

1829, "move off or away, get out," American English slang, of unknown origin, perhaps related to British dialectal mose about "go around in a dull, stupid way." Or perhaps from some abbreviation of Spanish vamos (see vamoose). Related: Moseyed; moseying.

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muzzy (adj.)

"confused, dazed, stupid, tipsy," 1720s, perhaps from mossy, or from dialectal mosey (adj.) "moldy, hazy; stupefied with drink, dull, stupid."

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