| 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: | instantly |
| Part of Speech: | adverb |
| Definition: | right now |
| Synonyms: | PDQ, at once, away, directly, double-time, first off, forthwith, immediately, in a flash, instantaneously, instanter, now, on a dime, pronto, right, right away, spontaneously, straight away, there and then, this minute, tout de suite, without delay |
| Notes: | simultaneously means happening or existing at the same time; instantaneously means done without any delay; instantly means done at once |
| Antonyms: | eventually, later |
| 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: | double time |
| Part of Speech: | noun |
| Definition: | quick marching pace |
| Synonyms: | double march, double-quick, forced march, haste, on the double, slow jog |
| 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 |