Trail·ing, a. & vb. n. from Trail.
 Trailing arbutus. Bot. See under Arbutus.
 Trailing spring, a spring fixed in the axle box of the trailing wheels of a locomotive engine, and so placed as to assist in deadening any shock which may occur. --Weale.
 Trailing wheel, a hind wheel of a locomotive when it is not a driving wheel; also, one of the hind wheels of a carriage.

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