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Synonyms & Antonyms of posthaste
with great speed
- ran posthaste for the doctor
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From the Editors at Merriam-Webster
Read This 'Posthaste'
Read This 'Posthaste'
A word for when you need it there quickly
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“Posthaste.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/posthaste. Accessed 22 Jun. 2021.
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The first known use of posthaste was in 1545
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