One of the mysteries of the English language finally explained.
1with object (In pass.) = "use".
2no object Use.
3no object Use.
Early 18th century (in an earlier sense). Variant of use, originally as past participle usen, apparently arising as an alteration of used after past participles of strong verbs in -en (as e.g. eaten, beaten, spoken, etc.). Subsequently reinterpreted as a present stem, probably by analogy with verbs in -en (as e.g. liken, weaken, harden, etc.).
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