plural of trailing edge

(insurance, superannuation) Commission paid to the broker on the cost of policy renewal or ongoing contributions.

(rail transport, plural only) A set of points at which two routes converge in the direction of travel.

On a steam locomotive, an axle connecting a coupled pair of unpowered wheels located behind the driving wheels.

(rail transport) On a steam locomotive, an unpowered wheel or axle located behind the driving wheels.

On a steam locomotive, a railroad truck to which wheel axles (and, hence, wheels) for one or more coupled pairs of unpowered wheels are attached through bearings, located behind the driving wheels.

(aeronautics) The rearmost edge of a wing or other airfoil.

The mayflower, Epigaea repens, of eastern North America.

plural of trailing wheel

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.