1. One who, or that which, plucks. Thou setter up and plucker down of kings. Shak.

2. A machine for straightening and cleaning wool.

PLUCKER TUBE Plück"er tube. [So named after Julius Plücker, a German physicist.] (Physics) (a) A vacuum tube, used in spectrum analysis, in which the part through which the discharge takes place is a capillary tube, thus producing intense incandescence of the contained gases. (b) Crookes tube.

PLUCKILY
Pluck"i*ly, adv.

Defn: In a plucky manner.

PLUCKINESS
Pluck"i*ness, n.

Defn: The quality or state of being plucky.

PLUCKLESS
Pluck"less, a.

Defn: Without pluck; timid; faint-hearted.

PLUCKY
Pluck"y, a. [Compar. Pluckier; superl. Pluckiest.]