a usually broad, often irregular piece of stone struck from a larger core and sometimes retouched to form a flake tool.
–verb (used without object)
7.
to peel off or separate in flakes.
8.
to fall in flakes, as snow.
–verb (used with object)
9.
to remove in flakes.
10.
to break flakes or chips from; break into flakes: to flake fish for a casserole.
11.
to cover with or as if with flakes.
12.
to form into flakes.
Origin: 1350–1400; (n.) ME; akin to OE flac- in flacox flying (said of arrows), ON flakka to rove, wander, MD vlacken to flutter; (in def. 4)by back formation from flaky, in sense “eccentric, odd”; (v.) late ME: to fall in flakes, deriv. of the n.
A relatively thin, sharp-edged stone fragment removed from a core or from another flake by striking or prying, serving as a tool or blade itself or as a blank for making other tools. See more at flake tool.
A small, symmetrical, six-sided crystal of snow. Flakes can be large or small and wet or dry, depending on weather conditions. They are white in color because of their large number of reflecting surfaces.
[fleyk] 
noun, verb, flaked, flak⋅ing.