horsebox
hor·se·box
noun
1.
a conveyance (railroad car or trailer) for transporting racehorses
Origin
From horse + box.
Related words
Broader terms
WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.