noun a violent gust of wind.
2. blast ·noun a flatulent disease of sheep.
3. blast ·vt to confound by a loud blast or din.
4. blast ·vi to blow; to blow on a trumpet.
5. blast ·vi to be blighted or withered; as, the bud blasted in the blossom.
6. blast ·noun the sound made by blowing a wind instrument; strictly, the sound produces at one breath.
7. blast ·noun a sudden, pernicious effect, as if by a noxious wind, especially on animals and plants; a blight.
8. blast ·vt to rend open by any explosive agent, as gunpowder, dynamite, ·etc.; to shatter; as, to blast rocks.
9. blast ·noun the act of rending, or attempting to rend, heavy masses of rock, earth, ·etc., by the explosion of gunpowder, dynamite, ·etc.; also, the charge used for this purpose.
10. blast ·noun the exhaust steam from and 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.
11. blast ·noun a forcible stream of air from an orifice, as from a bellows, the mouth, ·etc. hence: the continuous blowing to which one charge of ore or metal is subjected in a furnace; as, to melt so many tons of iron at a blast.
12. blast ·vt to injure, as by a noxious wind; to cause to wither; to stop or check the growth of, and prevent from fruit-bearing, by some pernicious influence; to blight; to shrivel.
13. blast ·vt hence, to affect with some sudden violence, plague, calamity, or blighting influence, which destroys or causes to fail; to visit with a curse; to curse; to ruin; as, to blast pride, hopes, or character.