Cal"low (?), a. [OE. calewe, calu, bald, AS. calu; akin to D. kaal, OHG. chalo, G. Kuhl; cf. L. calvus.]
1.
Destitute of feathers; naked; unfledged.
An in the leafy summit, spied a nest,
Which, o'er the callow young, a sparrow pressed.
Dryden.
2.
Immature; boyish; "green"; as, a callow youth.
I perceive by this, thou art but a callow maid.
Old Play [1675].
© Webster 1913.
Cal*low" (?), n. Zool. [Named from its note.]
A kind of duck. See Old squaw.
© Webster 1913.