A small iceberg or ice floe which is barely visible over the surface of the water.
(Canada) 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).
“As soon as he realized that I wasn't listening to him, he let out an angry growl and tore the page out of his file before tearing it into little pieces.”
“I could hear the growl of the trucks turning into the driveway as they shifted gears.”