A Blast

1. A violent gust of wind.
2. A forcible stream of gas or liquid from an orifice, for example from a bellows, the mouth, etc.
3. A hit from a pipe.
4. The continuous blowing to which one charge of ore or metal is subjected in a furnace.
5. 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.
6. An explosion, especially for the purpose of destroying a mass of rock, etc.
7. An explosive charge for blasting.
8. A loud, sudden sound.
9. A sudden, pernicious effect, as if by a noxious wind, especially on animals and plants; a blight.
10. (figuratively, informal) A good time; an enjoyable moment.
11. (marketing) A promotional message sent to an entire mailing list.
12. A flatulent disease of sheep.