D defs.my
Entry 1 sense Webster, 1913

Upturn

/əp-tẽrn'/ · Up·turn · IPA /ˈʌp.tɝn/
01 v. t. To turn up; to direct upward; to throw up; as, to upturn the ground in plowing.
  1. 1.
    To turn up; to direct upward; to throw up; as, to upturn the ground in plowing.
    “So scented the grim feature, and upturned His nostril wide into the murky air.” Milton.