Su*pine" (?), a. [L. supinus, akin to sub under, super above. Cf. Sub-, Super-.]
1.
Lying on the back, or with the face upward; -- opposed to prone.
2.
Leaning backward, or inclining with exposure to the sun; sloping; inclined.
If the vine
On rising ground be placed, or hills supine.
Dryden.
3.
Negligent; heedless; indolent; listless.
He became pusillanimous and supine, and openly exposed to any temptation.
Woodward.
Syn. -- Negligent; heedless; indolent; thoughtless; inattentive; listless; careless; drowsy.
-- Su*pine"ly, adv. -- Su*pine"ness, n.
© Webster 1913.
Su"pine (?), n. [L. supinum (sc. verbum), from supinus bent or thrown backward, perhaps so called because, although furnished with substantive case endings, it rests or falls back, as it were, on the verb: cf. F. supin.] Lat. Gram.
A verbal noun; or (according to C.F.Becker), a case of the infinitive mood ending in -um and -u, that in -um being sometimes called the former supine, and that in -u the latter supine.
© Webster 1913.