| Main Entry: | |
| Part of Speech: | adjective |
| Definition: | speedy |
| Synonyms: | PDQ, accelerated, active, agile, blue streak, breakneck, brisk, chop-chop, dashing, double-time, electric, expeditious, expeditive, flashing, fleet, fleeting, flying, hairtrigger, hasty, hot, hurried, hypersonic, in a jiffy, in nothing flat, lickety split, like a bat out of hell, like all get out, like crazy, like mad, nimble, on the double, posthaste, presto, pronto, quick, racing, rapid, ready, screamin', snap*, snappy, speedball, supersonic, swift, velocious, winged |
| Antonyms: | plodding, slow, tardy, unhurried |
| Main Entry: | hasty |
| Part of Speech: | adjective |
| Definition: | speedy; without much thought |
| Synonyms: | PDQ, abrupt, agile, brash, breakneck, brief, brisk, careless, chop-chop, cursory, eager, expeditious, fast, fiery, fleet, fleeting, foolhardy, harefooted, headlong, heedless, hurried, ill-advised, impatient, impetuous, impulsive, incautious, inconsiderate, madcap, on the double, passing, perfunctory, precipitate, prompt, pronto, quick, quickened, quickie, rapid, rash, reckless, rushed, short, slambang, slapdash, snappy, sudden, superficial, swift, thoughtless, urgent |
| Antonyms: | delayed, lazy, lingering, loitering, slow |
| Main Entry: | on the double |
| Part of Speech: | adverb |
| Definition: | very quickly |
| Synonyms: | chop chop, chop-chop, double-time, expeditiously, fast, flat-out, fleetly, full tilt, hastily, hurried, hurriedly, in a flash, in double time, in haste, in high gear, lickety-split, lickety-split, like a shot, like greased lightning, like wildfire, promptly, pronto, quick, quickly, rapidly, snappily, speedily, swift, swiftly |
| Main Entry: | quickly |
| Part of Speech: | adverb |
| Definition: | fast |
| Synonyms: | apace, briskly, chop-chop, expeditiously, flat-out, fleetly, full tilt, hastily, hurriedly, immediately, in a flash, in haste, in nothing flat, in short order, instantaneously, instantly, lickety-split, like a bat out of hell, like a flash, like a shot, promptly, pronto, quick, rapidly, speedily, swift, swiftly |
| Main Entry: | hell-for-leather |
| Part of Speech: | adjective |
| Definition: | fast |
| Synonyms: | accelerated, active, agile, blue streak, breakneck, brisk, bunny, chop-chop, dashing, double-time, electric, expeditious, expeditive, flashing, fleet, fleeting, flying, hairtrigger, hasty, hot*, hurried, hypersonic, in a jiffy, in nothing flat, lick |