bergy bit
noun1
A fragment of ice, larger than a growler but smaller than an iceberg proper.
- As Ed held onto my kayak, I carefully slithered up onto the chunk of ice, wondering just how much weight would cause a bergy bit to roll, and whether or not the toutons I'd had for breakfast were enough to do the trick.2010, Kari Bodnarchuk, “Close Encounters”, in Lucy McCauley, editor, The Best Women's Travel Writing 2009: True Stories from Around the World, Palo Alto: Travelers' Tales, →ISBN, page 27: