Mickey
A small (13 oz.) bottle of liquor, shaped to fit in a pocket, much like a hip flask. Also fits conveniently alongside the calf of a cowboy boot or rubber boot, and can be referred to as a "Boot Bottle".
Would you like to view another Canadianism? Try one of these...
Ontario Piss Pots * Homo Milk * Jockey Box * T. O. * Vico *