[See -ING2.] That churns, in the various senses of the vb.

1

1697.  Dryden, Virg. Georg., III. 400. About his churning Chaps the frothy Bubbles rise.

2

1856.  Mrs. Browning, Aur. Leigh, I. 1125. The cows push out … tolerant churning mouths.

3