D defs.my
Entry 1 sense Webster, 1913

Stillson wrench

/stĭl'-sən rĕnch/ · Still·son wrench · IPA
01 A pipe wrench having an adjustable L-shaped jaw piece sliding in a sleeve that is pivoted to, and loosely embraces, the handle. Pressure on…
  1. 1.
    A pipe wrench having an adjustable L-shaped jaw piece sliding in a sleeve that is pivoted to, and loosely embraces, the handle. Pressure on the handle increases the grip.