(Noun) A case of beer consisting of 24 bottles. Usually enough for one or two Canadians. "Case" or "Box" are seldom used in lieu of two-four. Popularly consumed with a candle light dinner.
Wife: "How's the Kraft Dinner, eh?"
Husband: "Good there. Would ya mind gettin us a couple more Moosehead outta the two-four? It's in the snowbank on the left, eh?"