Third-person singular simple present indicative form of rail

plural of rail

(idiomatic) In working order, functioning properly. / In a train or on trains. / (horse racing) Racing toward the inside, near the fence that bounds the track.

(video games) Rail-based. / (video games, of a character or object) Constrained to travel along a preset fixed path. / Used other than figuratively or idiomatically: see on, rails.

(horse racing) Alternative form of on the rails

plural of railful

The amount of clothing that can be held on a rail.

Via a train.

present participle of rail

(intransitive) To travel by railway. / (transitive, rail transport, of rolling stock) To place on a track. / (transitive) To enclose with rails or a railing. / (transitive) To range in a line.