definition
A violent gust of wind.
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A forcible stream of gas or liquid from an orifice, for example from a bellows, the mouth, etc.
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A hit from a pipe.
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The continuous blowing to which one charge of ore or metal is subjected in a furnace
example
many tons of iron were melted at a blast
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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.
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An explosion, especially for the purpose of destroying a mass of rock, etc.
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An explosive charge for blasting.
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A loud, sudden sound.
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A sudden, pernicious effect, as if by a noxious wind, especially on animals and plants; a blight.
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A good time; an enjoyable moment.
example
We had a blast at the party last night.
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A promotional message sent to an entire mailing list.
example
an e-mail blast; a fax blast
definition
A flatulent disease of sheep.