a mass of ice floes resembling an iceberg.
Origin of floeberg
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for floeberg
Historical Examples of floeberg
We pitched camp on a floeberg of unusual height; about us were many big hummocks, and to the lee of these banks of hardened snow.My Attainment of the Pole
Frederick A. Cook