Obs. [f. WARBLE v.3 + -ING2.] In continual motion, quivering.
1549. Coverdale, etc., Erasm. Par. Jas. i. 1321. He that letteth his tongue runne at large, which is a warblyng membre and a slippery.
1573. Baret, Alv., F. 300. Tremula in pileo pluma, a warbling or quavering feather, &c.
1604. T. Wright, Passions, V. § 2. 170. When wee cast a stone into a calme water, we may perceiue diuers warbling naturall circles.
1632. Lithgow, Trav., VIII. 376. Whilst I cut, and crush their [sc. the serpents] warbling wombe.