trailing
nounSame as
a. & vb. n. from
See under
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.
a hind wheel of a locomotive when it is not a driving wheel; also, one of the hind wheels of a carriage.
adjectiveto
Present participle of
the pursuit (of a person or animal) by following tracks or marks they left behind