jigg

n. [ See Jig, n. & v. ] 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. [ 1913 Webster ]

2. (Pottery) (a) A horizontal table carrying a revolving mold, on which earthen vessels are shaped by rapid motion; a potter's wheel. (b) A template or tool by which vessels are shaped on a potter's wheel. [ 1913 Webster ]

3. (Naut.) (a) 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. Totten. (b) A small fishing vessel, rigged like a yawl. [ New Eng. ] (c) A supplementary sail. See Dandy, n., 2 (b). [ 1913 Webster ]

4. A pendulum rolling machine for slicking or graining leather; same as Jack, 4 (i). [ 1913 Webster ]

5. A small glass or measuring vessel holding 11/2 ounces (45 ml), used mostly for measuring liquor or drinking whiskey; also, the quantity of liquid held in a jigger. [ PJC ]

6. A thingamajig. [ Colloq. ] [ PJC ]

Jigger mast. (Naut.) (a) The after mast of a four-masted vessel. (b) The small mast set at the stern of a yawl-rigged boat. [ 1913 Webster ]

v. t. [ Cf. Jiggle. ] 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. Harper's Mag. [ Webster 1913 Suppl. ]

n. A verbal misrepresentation intended to take advantage of a person in some way.
Syn. -- trickery, hocus-pocus, slickness, hanky panky, skulduggery, skullduggery. [ WordNet 1.5 ]

n. (Mining) The act or using a jig; the act of separating ore with a jigger, or wire-bottomed sieve, which is moved up and down in water. [ 1913 Webster ]

Jigging machine. (a) (Mining) A machine for separating ore by the process of jigging. (b) (Metal Working) A machine with a rotary milling cutter and a template by which the action of the cutter is guided or limited; -- used for forming the profile of an irregularly shaped piece; a profiling machine. [ 1913 Webster ]

a. 1. Resembling, or suitable for, a jig, or lively movement. Tatler. [ 1913 Webster ]

2. Playful; frisky. [ R. ] [ 1913 Webster ]

She is never sad, and yet not jiggish. Habington. [ 1913 Webster ]