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Synonyms for jack

noun

  1. An instrument for elevating

    jackscrew, ratchet, jack, automobile jack, pneumatic jack, hydraulic jack; see also device 1, tool 1.

  2. The male of certain animals

    buck, stud, stag; see animal 2, bull 1.

every man jack

every man, everyone, all; see everybody.

See jack in Webster's New World Roget's A-Z Thesaurus II

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