from The American Heritage® Dictionary of the English Language, 4th Edition
- adj. Lying on the back or having the face upward.
- adj. Having the palm upward. Used of the hand.
- adj. Marked by or showing lethargy, passivity, or blameworthy indifference. See Synonyms at inactive.
- adj. Inclined; sloping.
- n. Grammar A defective Latin verbal noun of the fourth declension, having very limited syntax and only two cases, an accusative in -tum or -sum and an ablative in -tū or -sū. The accusative form is sometimes considered to be the fourth principal part of the Latin verb.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. Lying on its back, reclined
- adj. Sloping or inclined
- adj. Lethargic; blameworthy indifferent
- adj. Passive
- n. A type of verbal noun.
from the GNU version of the Collaborative International Dictionary of English
- adj. Lying on the back, or with the face upward; -- opposed to prone.
- adj. Leaning backward, or inclining with exposure to the sun; sloping; inclined.
- adj. Negligent; heedless; indolent; listless.
- n. 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.
from The Century Dictionary and Cyclopedia
- Lying on the back, or with the face upward: opposed to prone.
- Leaning backward; inclined; sloping: said of localities.
- Negligent; listless; heedless; indolent; thoughtless; inattentive; careless.
- In botany, lying flat with the face upward, as sometimes a thallus or leaf.
- n. A part of the Latin verb, really a verbal noun, similar to the English verbals in -ing, with two cases.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- adj. offering no resistance
- adj. lying face upward
Middle English supin, Latin verbal noun, from Late Latin supīnum (verbum), (verb) lying on its back, (verb) going back, neuter of Latin supīnus.(American Heritage® Dictionary of the English Language, Fourth Edition)
From Middle English supin, from Latin supinum, supinus. Grammatical meaning is from the phrase supinum verbum. (Wiktionary)