Jigger /(jĭg"gẽr)/

Jig·ger

Jigger

n.
  1. A species of flea (Tunga penetrans, [or] Sarcopsylla penetrans, [or] Pulex penetrans), which burrows beneath the skin; called also jigger flea. See Chigoe. (Zool.)
  2. Any one of several species of small red mites (esp. Tetranychus irritans and Tetranychus Americanus) of the family Trombiculidae, which, in the larval or leptus stage, burrow beneath the skin of man and various animals, causing great annoyance. Also called chigger. (Zool.) [Southern U. S.]

Jigger

n.
  1. One who, or that which, jigs; specifically, a miner who sorts or cleans ore by the process of jigging; also, the sieve used in jigging.
  2. A horizontal table carrying a revolving mold, on which earthen vessels are shaped by rapid motion; a potter's wheel. (Pottery)
  3. A light tackle, consisting of a double and single block and the fall, used for various purposes, as to increase the purchase on a topsail sheet in hauling it home; the watch tackle. (Naut.) [New Eng.]
  4. A pendulum rolling machine for slicking or graining leather; same as Jack, 4 (i).
  5. A small glass or measuring vessel holding 1<frac:1_2/ ounces (45 ml), used mostly for measuring liquor or drinking whiskey; also, the quantity of liquid held in a jigger.
  6. A thingamajig. [Colloq.]

Phrases & Compounds
Jigger mast
The after mast of a four-masted vessel

Jigger

v. t.
  1. To move, send, or drive with a jerk; to jerk; also, to drive or send over with a jerk, as a golf ball.
    He could jigger the ball o'er a steeple tall as most men would jigger a cop.