jigger

A double-ended vessel, generally of stainless steel or other metal, one end of which typically measures 1½ fluid ounces (approx. 44 ml), the other typically 1 fluid ounce (approx. 30 ml).

A good jigger will have a well formed lip that will pour a clean stream into the cocktail shaker or glass.

He also championed the “bartender’s choice” found on many cocktail menus, the use of jiggers to measure out drinks, and even the ubiquitous use of cucumber slices in water glasses.

A measure of 1½ fluid ounces (approx. 44 ml) of liquor.

“People are so dam’ sensitive about colour around here that you can’t even ask a barman for a jigger of rum. You have to ask for a jegro.”

A drink of whiskey.

The sieve used in sorting or separating ore.

One who jigs; a miner who sorts or cleans ore by the process of jigging.

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.

To use a jigger.

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.

A sandflea, Tunga penetrans, of the order Siphonaptera; chigoe.

A larva of any of several mites in the family Trombiculidae; chigger, harvest mite.