waggon

Concise Oxford English Dictionary © 2008 Oxford University Press:
wagon /ˈwaɡən/ (Brit. also waggon)

▶noun

• 1 a vehicle, especially a horse-drawn one, for transporting goods.

  ■ a light covered horse-drawn vehicle as used by early settlers in North America.

  ■ chiefly N. Amer. a wheeled cart or hut used as a food stall.

• 2 Brit. a railway freight vehicle.

– phrases
on (or off) the wagon informal abstaining (or not abstaining) from drinking alcohol.

– derivatives
wagonload noun.

– origin C15: from Du. wagen; rel. to wain1.