quab

[Cf. D. kwab eelpout, Dan. quabbe, G. quabbe, quappe, LG. quabbe a fat lump of flesh, and L. capito a kind of fish with a large head, fr. caput the head, also E. squab.]
An unfledged bird; hence, something immature or unfinished. Ford.

Quab
v. i.

See Quob, v. i.