- (nautical) 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.
- (fishing) A device used by fishermen to set their nets under the ice of frozen lakes.
- (US) A placeholder name for any small mechanical device.
- (US) A measure of 1 1/2 fluid ounces of liquor.
- (slang, archaic) A prison; a jail cell.
- (pottery) A horizontal lathe used in producing flatware.
- (slang) An illegal distillery.
- (golf, dated) A wooden or metal headed golf club used to play low flying shots to the putting green from short distances.
- (nautical, New England) A small fishing vessel, rigged like a yawl.
- (New Zealand) A short board or plank inserted into tree for a person to stand on while cutting off higher branches.
- (US) A double-ended vessel, generally of stainless steel or other metal, one end of which typically measures 1 1/2 fluid ounces, the other typically 1 fluid ounce.
- A larva of any of several mites in the family Trombiculidae; chigger, harvest mite.
- (mining) One who jigs; a miner who sorts or cleans ore by the process of jigging.
- (slang) A door.
- A pendulum rolling machine for slicking or graining leather.
- (nautical) A jiggermast.
- (archaic) One who dances jigs; an odd-looking person.
- A sandflea, Tunga penetrans, of the order Siphonaptera; chigoe.
- (mining) The sieve used in sorting or separating ore.
- (dialect, Scouse, dated) An alleyway separating the backs of two rows of houses.
- (textiles) A device used in the dyeing of cloth.
- (slang, obsolete) To imprison.
- To move, send, or drive with a jerk; to jerk; also, to drive or send over with a jerk, as a golf ball.
- (pottery) To use a jigger.
- (slang, archaic) To confound; to damn.
- To alter or adjust, particularly in ways not originally intended.
"You'll have to jigger it from the original specifications to get it to work."