Floe \Floe\ (fl[=o]), n. [Cf. Dan. flag af iis, iisflage, Sw. flaga, flake, isflaga, isflake. See Flag a flat stone.]

A low, flat mass of floating ice.

Floe rat (Zo["o]l.), a seal (Phoca f[oe]tida).

Source: Webster's Revised Unabridged Dictionary (1913)