D defs.my
Entry 1 sense Webster, 1913

Resupine

· Re·su·pine · IPA
01 a. Lying on the back; supine; hence, careless.
  1. 1.
    Lying on the back; supine; hence, careless.
    “He spake, and, downward swayed, fell resupine, With his huge neck aslant.” Cowper.