Meaning of rail

rail

1. a bar of wood or metal fixed horizontally for any of various purposes, as for a support, barrier, fence, or railing.
2. a fence; railing.
3. one of two fences marking the inside and outside boundaries of a racetrack.
4. one of a pair of steel bars that provide the running surfaces for the wheels of locomotives and railroad cars. See illus. under
5. the railroad as a means of transportation: to travel by rail.
6. stocks or bonds of railroad companies.
7. a horizontal member capping a bulwark.
8. any of various horizontal members framing panels or the like, as in a system of paneling, paneled door, window sash, or chest of drawers. Cf..
9. a line of cocaine crystals or powder for inhaling through the nose.

1. to furnish or enclose with a rail or rails.

rail

1. to utter bitter complaint or vehement denunciation (often fol. by at or against): to rail at fate.

1. to bring, force, etc., by railing.

rail

1. any of numerous birds of the family Rallidae, that have short wings, a narrow body, long toes, and a harsh cry and inhabit grasslands, forests, and marshes in most parts of the world.