air-lance

transitive verb

Definition of air-lance

: to remove (as clinkers from a boiler wall) by means of a stream of air under pressure

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First Known Use of air-lance

circa 1956

in the meaning defined above

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air lance

noun

Definition of air lance

: a device (as a nozzle) used in air-lancing

First Known Use of air lance

1905

in the meaning defined above

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