ppl. a. [f. FLAKE v.1 + -ING2.] That flakes, in various senses of the vb.

1

1836.  Lytton, Athens (1837), II. 561.

        Each presses each—and the lash rings—and load
Snort the wild steeds, and from their fiery breath,
Along their manes and down the circling wheels,
Scatter the flaking foam.

2

1870.  Hooker, Stud. Flora, 115. Potentilla fruticosa … bark flaking.

3