See Also: fire drill(dictionary)
drill(9)(dictionary)
drill(8)(dictionary)
drill(6)(dictionary)
drill(encyclopedia)
bur drill(medicine)
Drill Down(money)
drill(5)(dictionary)
air drill(medicine)
drill(4)(dictionary)
fire drill (oh)
n [U and C]
an occasion when people pretend that a building is burning and practise leaving it, so that they learn what to do if there is a real fire
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