1. iron horse - Noun
2. Iron horse - Proper noun
(c. 1840) an early term for a locomotive
Source: WordNetAfter his paeans to the sea (), Brian Floca here pays soaring tribute to the iron horse that rides the rails. Source: Internet
I used an aluminium US-made Iron Horse of the early 90s that I brought back from Padang, Indonesia in 2004. Source: Internet
Time, thought and serendipity had turned my buzzing little annoyance into a huge steaming iron horse of a story, one I think is going to make a terrific novel. Source: Internet