noun

• A country in North America.
• (historical) Lower Canada 1791-1840 (also Canada East 1840-1867, now province of Quebec) or respectively Upper Canada (Canada West, now province of Ontario), often “the Canadas” (or politically, “United Canada” 1840-1867).
• (historical) (1608-1763) The most active province of New France. Nowadays corresponds to the territory of much of Quebec, Ontario, and several US states (aligning with the Saint Lawrence River and Ottawa River plains and Great Lakes plains, and Laurentian Mountains)
• A surname.
• (US, informal) A country bordering a larger country that shares many similarities with it, but is overshadowed by the more prominent larger.
• (historical, measure) A traditional Portuguese unit of liquid volume equal to 1.7–2.1 liters depending on the area of Portugal, used particularly for wine.
• Alternative form of cañada (“a ravine, a gulley”). [(US, dialect) Synonym of ravine: a gulley, a narrow canyon.]