fast

v. abstain from eating

n. act of abstaining from eating; period during which one abstains from eating

adj. rapid; hurried; fixed, secure; strong; stable; hedonistic, uninhibited

adv. rapidly, quickly; with strength, powerfully; tightly, securely

Fast may refer to:Fasting, abstaining from foodNacional Fast Clube, a Brazilian football clubA speed racing for dirt horse racing tracksFast Search & Transfer, a Norwegian company focusing on data search technologiesFast Auroral Snapshot Explorer, one in the series of NASA's Small Explorer spacecraft"Fast", an album by the musician CustomFast Product, a record label
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Fast 1. immovable, or unchangeable; resistant to the action of a specific agent, such as a stain or destaining agent. 2. [more]Fast - Community and Resources

Noun
1. abstaining from food
(synonym) fasting
(hypernym) abstinence
(hyponym) diet, dieting
Verb
1. abstain from certain foods, as for religious or medical reasons; "Catholics sometimes fast during Lent"
(hypernym) abstain, refrain, desist
(hyponym) diet
(derivation) fasting
2. abstain from eating; "Before the medical exam, you must fast"
(hypernym) abstain, refrain, desist
(hyponym) diet
(derivation) fasting
Adjective
1. acting or moving or capable of acting or moving quickly; "fast film"; "on the fast track in school"; "set a fast pace"; "a fast car"
(antonym) slow
(similar) accelerated
(see-also) expedited
(attribute) speed, swiftness, fastness
2. (used of timepieces) indicating a time ahead of or later than the correct time; "my watch is fast"
(antonym) slow
3. at a rapid tempo; "the band played a fast fox trot"
(antonym) slow
(similar) allegro
(classification) music
4. (of surfaces) conducive to rapid speeds; "a fast road"; "grass courts are faster than clay"
(similar) smooth
5. firmly fastened or secured against opening; "windows and doors were all fast"; "a locked closet"; "left the house properly secured"
(synonym) barred, bolted, latched, locked, secured
(similar) fastened
6. resistant to destruction or fading; "fast colors"
(similar) impervious, imperviable
7. unrestrained by convention or morality; "Congreve draws a debauched aristocratic society"; "deplorably dissipated and degraded"; "riotous living"; "fast women"
(synonym) debauched, degenerate, degraded, dissipated, dissolute, libertine, profligate, riotous
(similar) immoral
8. hurried and brief; "paid a flying visit"; "took a flying glance at the book"; "a quick inspection"; "a fast visit"
(synonym) flying, quick
(similar) hurried
9. securely fixed in place; "the post was still firm after being hit by the car"
(synonym) firm, immobile
(similar) fixed
10. unwavering in devotion to friend or vow or cause; "a firm ally"; "loyal supporters"; "the true-hearted soldier...of Tippecanoe"- Campaign song for William Henry Harrison; "fast friends"
(synonym) firm, loyal, truehearted, fast(a)
(similar) faithful
Adverb
1. quickly or rapidly (often used as a combining form); "how fast can he get here?"; "ran as fast as he could"; "needs medical help fast"; "fast-running rivers"; "fast-breaking news"; "fast-opening (or fast-closing) shutters"
2. firmly or tightly; "held fast to the rope"; "her foot was stuck fast"; "held tight"
(synonym) tight

adv. almost, nearly, closely, near

v. fast, abstain from eating