| 1. | lying on the back, face or front upward. |
| 2. | inactive, passive, or inert, esp. from indolence or indifference. |
| 3. | (of the hand) having the palm upward. |
| 4. | (in Latin) a noun form derived from verbs, appearing only in the accusative and the dative-ablative, as dictū in mirābile dictū, “wonderful to say.” |
| 5. | (in English) the simple infinitive of a verb preceded by to. |
| 6. | an analogous form in some other language. |

su·pine (sōō-pīn', sōō'pīn') adj.
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. [Middle English supin, Latin verbal noun, from Late Latin supīnum (verbum), (verb) lying on its back, (verb) going back, neuter of Latin supīnus; see upo in Indo-European roots.] su·pine'ly adv., su·pine'ness n. |
supine su·pine (s&oomacr;-pīn', s&oomacr;'pīn')
adj.
Lying on the back; having the face upward.
Having the palm of the hand or sole of the foot upward.