D defs.my
Entry 1 sense Webster, 1913

Underspore

· Un·der·spore · IPA
01 v. t. To raise with a spar, or piece of wood, used as a lever.
  1. 1.
    To raise with a spar, or piece of wood, used as a lever.[Obs.]
    “Give me a staff that I may underspore.” Chaucer.