|1.||lying or resting on the back with the face, palm, etc, upwards|
|2.||displaying no interest or animation; lethargic|
|3.||grammar sup a noun form derived from a verb in Latin, often used to express purpose with verbs of motion|
|[C15: from Latin supīnus related to sub under, up; (in grammatical sense) from Latin verbum supīnum supine word (the reason for this use is unknown)]|
supine su·pine (sōō-pīn', sōō'pīn')
Lying on the back; having the face upward.
Having the palm of the hand or sole of the foot upward.