from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A railroad track having a width of 56 1/2 inches (143.5 centimeters).
- n. A railroad or railroad car built to standard gauge specification.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A specification of the width of railway tracks of 56.5 inches (1435 mm)
from the GNU version of the Collaborative International Dictionary of English
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. railroad track having the standard width of 56.5 inches
Sorry, no etymologies found.