Word.ws English Dictionary

post-haste

UK/ˌpəʊstˈheɪst//ˌpoʊstˈheɪst/

post-haste is the alternative spelling of posthaste.

Meaning of posthaste

Adverb

posthaste (not comparable)

  1. (dated, formal) Quickly, as fast as someone travelling post; with great speed.
    • It is imperative that you finish your task posthaste.
    Synonyms:
    ASAP, quickly

Noun

post-haste (uncountable)

  1. A great hurry.
    • And this, I take it,
      Is the main motive of our preparations
      The source of this our watch, and the chief head
      Of this post-haste and rummage in the land.c. 1599–1602 (date written), William Shakespeare, “The Tragedie of Hamlet, Prince of Denmarke”, in Mr. William Shakespeares Comedies, Histories, & Tragedies […] (First Folio), London: […] Isaac...

Synonyms of post-haste

Origin of post-haste

From the former instruction on letters "haste, post, haste," later reinterpreted as a compound of post + haste.

Words that rhyme with post-haste

23 more rhymesFewer rhymes

Questions about post-haste

What does post-haste mean?
Post-haste means a great hurry.
What is post-haste the alternative spelling of?
Post-haste is the alternative spelling of posthaste.
What part of speech is post-haste?
Post-haste is a noun.
How do you pronounce post-haste?
Post-haste is pronounced /ˌpəʊstˈheɪst/ (UK).

Words near post-haste in the dictionary

  1. Post-Gazette
  2. post-graduate
  3. post-Gregg
  4. post-grunge
  5. post-hardcore
  6. post-haste
  7. post-historical
  8. post-Hittite
  9. post-Hittites
  10. post-Homeric
  11. post-horn

Source and license

Adapted from Wiktionary: post-haste (page history and authors); posthaste (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Pronunciation audio from Wikimedia Commons, each file under its own free license: en-us-posthaste.ogg.

Cite this entry: “post-haste.” Word.ws, https://word.ws/post-haste. Based on Wiktionary, CC BY-SA 4.0.