[ US /ˈfæst/ ]
[ UK /fˈɑːst/ ]
  1. abstain from eating
    Before the medical exam, you must fast
  2. abstain from certain foods, as for religious or medical reasons
    Catholics sometimes fast during Lent
  1. (used of timepieces) indicating a time ahead of or later than the correct time
    my watch is fast
  2. at a rapid tempo
    the band played a fast fox trot
  3. (of surfaces) conducive to rapid speeds
    a fast road
    grass courts are faster than clay
  4. (of a photographic lens or emulsion) causing a shortening of exposure time
    a fast lens
  5. unwavering in devotion to friend or vow or cause
    loyal supporters
    a firm ally
    fast friends
    the true-hearted soldier...of Tippecanoe
  6. hurried and brief
    a fast visit
    paid a flying visit
    took a flying glance at the book
    a quick inspection
  7. unrestrained by convention or morality
    riotous living
    Congreve draws a debauched aristocratic society
    fast women
    deplorably dissipated and degraded
  8. securely fixed in place
    the post was still firm after being hit by the car
  9. acting or moving or capable of acting or moving quickly
    on the fast track in school
    a fast car
    set a fast pace
    fast film
  10. resistant to destruction or fading
    fast colors
  1. quickly or rapidly (often used as a combining form)
    needs medical help fast
    fast-running rivers
    how fast can he get here?
    fast-opening (or fast-closing) shutters
    ran as fast as he could
    fast-breaking news
  2. firmly or closely
    her foot was stuck fast
    held fast to the rope
    held tight
  1. abstaining from food
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How To Use fast In A Sentence

  • A leisurely breakfast - even the motel manager was moaning about the way the Italians "hogged" the muffins this morning and drank cups of milk instead of putting it on their bran flakes! TravelPod.com TravelStream™ — Recent Entries at TravelPod.com
  • In recent years, Laganside Corporation has transformed the inner core of Belfast city centre, specifically along the Lagan river and in the surrounding area.
  • The increased number of detectors and tube rotation times combine to give faster coverage of a given volume of tissue.
  • So spake he, and Athene was mightily angered at heart, and chid Odysseus in wrathful words: ‘Odysseus, thou hast no more steadfast might nor any prowess, as when for nine whole years continually thou didst battle with the Trojans for high born Helen, of the white arms, and many men thou slewest in terrible warfare, and by thy device the wide-wayed city of Priam was taken. Book XXII
  • And the prints represent Abstract Expressionism's entire stylistic range, from fast and visceral to cool and ethereal.
  • A swingle-tree hung at the pole's end, and a second pair of reins was fast to the driver's seat, the four cheek-buckles lying crossed over the wheeler's backs. Ambrotox and Limping Dick
  • In 1883 Mr. Leaf wrote: "I take it that the _zoma_ means the waist of the cuirass which is covered by the _zoster_, and has the upper edge of the _mitrê_ or plated apron beneath it fastened round the warrior's body. ... Homer and His Age
  • He shaved, got dressed and took the elevator to the breakfast-room.
  • Will they require huge hard drives and superfast broadband? Times, Sunday Times
  • More than 26,000 people made the trip to inspect the acers and aspidistras at what is fast becoming one of the best, and best-loved, horticultural events in the North of England.
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