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See also: bläst, blåst, blæst, -blast, and blast-



Etymology 1[edit]

From Middle English blast from Old English blǣst (blowing, blast), from Proto-Germanic *blēstaz, *blēstuz (blowing, blast). Cognate with German Blast (wind, blowing). More at blow.


blast (plural blasts)

  1. A violent gust of wind.
    • Thomson
      And see where surly Winter passes off, / Far to the north, and calls his ruffian blasts; / His blasts obey, and quit the howling hill.
  2. A forcible stream of air from an orifice, for example from a bellows, the mouth, etc.
  3. The continuous blowing to which one charge of ore or metal is subjected in a furnace
    many tons of iron were melted at a blast
    • 1957, H.R. Schubert, History of the British Iron and Steel Industry, p. 146:
      Blast was produced by bellows worked by four 'blowers', three of whom worked at a time while the fourth stood ready to replace one of the others.
  4. The exhaust steam from an engine, driving a column of air out of a boiler chimney, and thus creating an intense draught through the fire; also, any draught produced by the blast.
  5. An explosion, especially for the purpose of destroying a mass of rock, etc.
    • 2006, Edwin Black, chapter 1, in Internal Combustion[1]:
      Blast after blast, fiery outbreak after fiery outbreak, like a flaming barrage from within, [] most of Edison's grounds soon became an inferno.  As though on an incendiary rampage, the fires systematically devoured the contents of Edison's headquarters and facilities.
  6. An explosive charge for blasting.
    • Tomlinson
      Large blasts are often used.
  7. A loud, sudden sound.
    • Sir Walter Scott
      One blast upon his bugle horn / Were worth a thousand men.
    • Bryant
      the blast of triumph o'er thy grave
    • 1884: Mark Twain, The Adventures of Huckleberry Finn, Chapter VIII
      Then the captain sung out "Stand away!" and the cannon let off such a blast right before me that it made me deef with the noise and pretty near blind with the smoke, and I judged I was gone.
  8. A sudden, pernicious effect, as if by a noxious wind, especially on animals and plants; a blight.
    • Bible, Job iv. 9
      By the blast of God they perish.
    • Shakespeare
      virtue preserved from fell destruction's blast
  9. (figuratively, informal) A good time; an enjoyable moment.
    We had a blast at the party last night.
  10. (marketing) A promotional message sent to an entire mailing list.
    an e-mail blast; a fax blast
  11. A flatulent disease of sheep.
  12. (Basic Local Alignment Search Tool) An algorithm for comparing primary biological sequence information.
The translations below need to be checked and inserted above into the appropriate translation tables, removing any numbers. Numbers do not necessarily match those in definitions. See instructions at Help:How to check translations.


blast (third-person singular simple present blasts, present participle blasting, simple past and past participle blasted)

  1. (transitive) To confound by a loud blast or din.
    • Shakespeare
      Trumpeters, / With brazen din blast you the city's ear.
  2. (intransitive) To make a loud noise.
  3. (transitive) To shatter, as if by an explosion.
  4. (transitive) To open up a hole in, usually by means of a sudden and imprecise method (such as an explosion).
    Blast right through it.
  5. (transitive) To curse; to damn.
    Blast it! Foiled again.
  6. (transitive) (sci-fi) To shoot, especially with an energy weapon (as opposed to one which fires projectiles).
    Chewbacca blasted the Stormtroopers with his laser rifle.
  7. (soccer) To shoot; kick the ball in hope of scoring a goal.
    • 2010 December 29, Chris Whyatt, “Chelsea 1 - 0 Bolton”, in BBC[2]:
      A Ricketts and Stuart Holden one-two around the box then created a decent chance for an almost instant equaliser - but Welsh full-back Ricketts blasted over when a calmer finish could have been rewarded.
  8. To criticize or reprimand severely; to verbally discipline or punish.
    My manager suddenly blasted me yesterday for being a little late to work for five days in a row, because I was never getting myself up on time.
  9. (transitive) To blight or wither.
    A cold wind blasted the rose plants.
  10. (intransitive, obsolete) To be blighted or withered.
    The bud blasted in the blossom.
  11. (obsolete, intransitive) To blow, for example on a trumpet.
    • Chaucer
      Toke his blake trumpe faste / And gan to puffen and to blaste.
Derived terms[edit]
The translations below need to be checked and inserted above into the appropriate translation tables, removing any numbers. Numbers do not necessarily match those in definitions. See instructions at Help:How to check translations.



  1. Blast it; damn it.

Etymology 2[edit]

From Ancient Greek βλαστός (blastós, germ or sprout).


blast (plural blasts)

  1. (cytology) An immature or undifferentiated cell (e.g., lymphoblast, myeloblast).
Derived terms[edit]





  1. Second-person plural present of blasen.
  2. Imperative plural of blasen.



From Ancient Greek βλαστός (blastós, germ, sprout).


blast m (genitive singular blast, nominative plural blastaí)

  1. (cytology) blast


Derived terms[edit]


Irish mutation
Radical Lenition Eclipsis
blast bhlast mblast
Note: Some of these forms may be hypothetical. Not every
possible mutated form of every word actually occurs.



blast c (definite form blasten)

  1. (uncountable) The stem and leaves of a vegetable, of which you're only supposed to eat the root. E.g. in potatoes or carrots.