Blow-out n. The cleaning of the flues of a boiler from scale, etc., by a blast of steam.
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blowout
n 1: an easy victory [syn: runaway, romp, laugher, shoo-in,
walkaway]
2: a sudden malfunction of a part or apparatus; "the right
front tire had a blowout"; "as a result of the blowout we
lost all the lights"
3: a gay festivity [syn: gala, gala affair, jamboree]