posthaste definition

  • adverb:
    • With great speed; quickly.
    • quickly, as fast as somebody travelling post; with great rate
    • With speed or expedition
    • as fast as possible; with all feasible haste
  • noun:
    • Archaic Great speed; rapidity.
    • Alternative spelling of post-haste.
    • Haste or rate in traveling, like this of a post or courier.
    • Haste or speed like this of a post or courier in traveling.
  • others:
    • utilizing the haste of a post; with speed or immediate journey: as, he journeyed post-haste.
    • Expeditious; fast; immediate.
    • [The version of 1623 reads “post, post-haste.”]

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