Meaning

• A violent gust of wind.

• A forcible stream of gas or liquid from an orifice, for example from a bellows, the mouth, etc.

• A hit from a pipe.

• 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"

• 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.

• An explosion, especially for the purpose of destroying a mass of rock, etc.

• An explosive charge for blasting.

• A loud, sudden sound.

• A sudden, pernicious effect, as if by a noxious wind, especially on animals and plants; a blight.

• A good time; an enjoyable moment.

  "We had a blast at the party last night."

• A promotional message sent to an entire mailing list.

  "an e-mail blast; a fax blast"

• A flatulent disease of sheep.