Wagon

What is Wagon?

Wagon is (noun) 1. a railway truck used for carrying heavy loads The container wagons are leaving the freight terminal. 2. on the wagon not drinking alcohol (informal.) He’s been on the wagon for the last three months. 3. a heavy cart pulled by horses or oxen (old.) (NOTE: Another British spelling is waggon.)

 

source: Easier English, Student Dictionary Upper Intermediate Level