4-8-8-4
Noun. Under the Whyte notation system, a Mallet-type locomotive with four leading wheels on a leading truck, two sets of eight driving wheels, and four trailing wheels on a trailing truck.This is an unmodified, but possibly outdated, definition from Wiktionary and used here under the Creative Commons license. Wiktionary is a great resource. If you like it too, please donate to Wikimedia.
This entry was last updated on RefTopia from its source on 3/20/2012.