85 entries under expression topic. ×

6
full tilt(adjective, idiom, adverb, fast)
4
in haste(idiom, quickly, rapidly, haste)
3
on the double(idiom, hot, fast, quick)
2
at once(adjective, idiom, adverb, fast)
2
by cable(idiom, haste)
2
by express(idiom, haste)
2
by telegraph(idiom, haste)
2
in double time(idiom, soon, swiftly, snappily)
2
in high gear(idiom, soon, swiftly, snappily)
2
in nothing flat(idiom, adverb, hot, fast)
2
in short order(idiom, early, quickly, rapidly)
2
lickety split(adjective, adverb, hot, quick)
2
like a bat out of hell(idiom, adverb, hot, fast)
2
like a shot(idiom, adverb, fast, immediately)
2
with all haste(idiom, haste)
2
with speed(idiom, velocity)
1
any minute now(idiom, soon, swiftly, snappily)
1
at flank speed
1
before long(soon, swiftly, proximately, snappily)
1
blue streak(hot, quick, nimble, speedy)
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APASmart Define. (2015). posthaste thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/posthaste/thesaurus/synonyms
ChicagoSmart Define. 2015. "posthaste thesaurus" https://smartdefine.org/posthaste/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, posthaste thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/posthaste/thesaurus/synonyms>.
MLASmart Define. "posthaste thesaurus" 13 April 2015. Web. 21 September 2026. <https://smartdefine.org/posthaste/thesaurus/synonyms>