rail meaning
EN
[ɹeɪɫ] [ɹeɪl] [-eɪl] 
US WRail
- Rail or rails may refer to:
FR rail 
- NounPLrailsSUF-ail
- A horizontal bar extending between supports and used for support or as a barrier; a railing.
- Old Applegate, in the stern, just set and looked at me, and Lord James, amidship, waved both arms and kept hollering for help. I took a couple of everlasting big strokes and managed to grab hold of the skiff's rail, close to the stern.
- The metal bar that makes the track for a railroad.
- A “moving platform” scheme [ …] is more technologically ambitious than maglev trains even though it relies on conventional rails. Local trains would use side-by-side rails to roll alongside intercity trains and allow passengers to switch trains by stepping through docking bays.
- A railroad; a railway, as a means of transportation.
- We travelled to the seaside by rail.
- a small Scottish village not accessible by rail
- A horizontal piece of wood that serves to separate sections of a door or window.
- (surfing) One of the lengthwise edges of a surfboard.
- (obsolete) An item of clothing; a cloak or other garment; a dress.
- (obsolete) Specifically, a woman's headscarf or neckerchief.
- A horizontal bar extending between supports and used for support or as a barrier; a railing.
- VerbSGrailsPRrailingPT, PPrailed
- (intransitive) To travel by railway.
- (transitive) To enclose with rails or a railing.
- (transitive) To range in a line.
- To complain violently (against, about).
- The Queen may be celebrating her jubilee but the Queen's English Society, which has railed against the misuse and deterioration of the English language, is to fold.
- (obsolete) To gush, flow (of liquid).
- (intransitive) To travel by railway.
- More Examples
- Used in the Middle of Sentence
- His new skateboard rail is about 10' long, 4" wide and 8" off the ground.
- Social security is the third rail of American politics: touch it and your political career dies.
- She and her colleagues still think the rail is oversubsidized, but in terms of predictions of failure, she said, “We don’t dwell.”
- Used in the Ending of Sentence
- At fifteen, he was already six feet tall and skinny as a rail.
- Used in the Middle of Sentence
Definition of rail in English Dictionary
- Part-of-Speech Hierarchy
- Nouns
- Countable nouns
- Countable nouns
- Verbs
- Intransitive verbs
- Transitive verbs
- Intransitive verbs
- Nouns
Source: Wiktionary
Grammatically, this word "rail" is a noun, more specifically, a countable noun. It's also a verb, more specifically, an intransitive verb and a transitive verb.