Fun term

O Gauge

Standard model train scale specification used by hobbyists and manufacturers.

A size of toy or model electric train. O is the size, and gauge refers to the distance between the outer rails. The gauge of the O train is 1 and 1/4 inches. The most prolific maker was Lionel. O gauge also refers to the basic curve of Lionel trains, that being 31 inches in diameter.

We have an O gauge model railway in the basement. Lionel makes O Gauge, which is larger than H.O.

View on Urban Dictionary Written by Tom from the Shore on Urban Dictionary

Quoted from Urban Dictionary under their terms, with attribution. Definitions there are written by the public and are not edited by us.

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