Hockey Sock
A person might make reference to a "Hockey Sock" when they are implying that there is a large amount of anything. i.e. "There is a whole hockey sock of donuts in the break room".
Would you like to view another Canadianism? Try one of these...
Lord Stanley's Mug * Loser Limousine/Loser Cruiser * Oilpatch * Hat, The * Here Before Christ *