Growler

noun

1. A person, creature or thing that growls.
2. A horse-drawn cab with four wheels.
3. A small iceberg or ice floe which is barely visible over the surface of the water.
4. A kind of jug used to carry beer (in current usage, a 2-liter or 64-ounce container with or without a handle; sometimes extended to similarly shaped 32-ounce jug, but not bottles).
5. A pork pie.