Main entry: fast
Definition: acting or moving or capable of acting or moving quickly
Usage: fast film; on the fast track in school; set a fast pace; a fast car
Antonyms: slow
Definition: not moving quickly; taking a comparatively long time
Antonyms: local
Definition: public transport consisting of a bus or train that stops at all stations or stops
Antonyms: stupid
Definition: lacking or marked by lack of intellectual acuity
Antonyms: cold
Definition: having a low or inadequate temperature or feeling a sensation of coldness or having been made cold by e.g. ice or refrigeration
Antonyms: cold
Definition: extended meanings; especially of psychological coldness; without human warmth or emotion
Antonyms: mediate
Definition: acting through or dependent on an intervening agency
Antonyms: wingless
Definition: lacking wings
Main entry: fast
Definition: at a rapid tempo
Usage: the band played a fast fox trot
Antonyms: slow
Definition: at a slow tempo
Main entry: fast
Definition: (used of timepieces) indicating a time ahead of or later than the correct time
Usage: my watch is fast
Antonyms: slow
Definition: (used of timepieces) indicating a time earlier than the correct time
Main entry: fast
Definition: (of surfaces) conducive to rapid speeds
Usage: a fast road; grass courts are faster than clay
Antonyms: roughen
Definition: make rough or rougher
Definition: having or caused by an irregular surface
Antonyms: rough, jolting, jolty, jumpy, bumpy, rocky
Definition: causing or characterized by jolts and irregular movements
Antonyms: rough
Definition: of the margin of a leaf shape; having the edge cut or fringed or scalloped
Main entry: fast, firm, truehearted, loyal
Definition: unwavering in devotion to friend or vow or cause
Usage: a firm ally; loyal supporters; the true-hearted soldier...of Tippecanoe- Campaign song for William Henry Harrison; fast friends
Antonyms: unfaithful
Definition: not true to duty or obligation or promises
Antonyms: unfaithful
Definition: having sexual relations with someone other than your husband or wife, or your boyfriend or girlfriend
Main entry: fast
Definition: (of a photographic lens or emulsion) causing a shortening of exposure time
Usage: a fast lens
Antonyms: noncausal, noncausative
Definition: not causative
Main entry: firm, fast, immobile
Definition: securely fixed in place
Usage: the post was still firm after being hit by the car
Antonyms: unfixed
Definition: not firmly placed or set or fastened
Main entry: quick, fast, flying
Definition: hurried and brief
Usage: paid a flying visit; took a flying glance at the book; a quick inspection; a fast visit
Antonyms: unhurried
Definition: relaxed and leisurely; without hurry or haste
Main entry: riotous, profligate, libertine, debauched, degenerate, degraded, dissipated, dissolute, fast
Definition: unrestrained by convention or morality
Usage: Congreve draws a debauched aristocratic society; deplorably dissipated and degraded; riotous living; fast women
Antonyms: moral
Definition: concerned with principles of right and wrong or conforming to standards of behavior and character based on those principles
Main entry: fast
Definition: resistant to destruction or fading
Usage: fast colors
Antonyms: pervious
Definition: admitting of passage or entrance