Definition of jack

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"Jack (n.) In the harpsichord, an intermediate piece communicating the action of the key to the quill; -- called also hopper..

Lern More About Jack

Grasshopper :: Grasshopper (n.) In ordinary square or upright pianos of London make, the escapement lever or jack, so made that it can be taken out and replaced with the key; -- called also the hopper..
Black-jack :: Black-jack (n.) The ensign of a pirate.
Crossjack :: Crossjack (n.) The lowest square sail, or the lower yard of the mizzenmast..
Black-jack :: Black-jack (n.) A name given by English miners to sphalerite, or zinc blende; -- called also false galena. See Blende..
Supplely :: Supple-jack (n.) A somewhat similar tropical American plant (Paullinia Curassavica); also, a walking stick made from its stem..
Rhamnaceous :: Rhamnaceous (a.) Of or pertaining to a natural order of shrubs and trees (Rhamnaceae, or Rhamneae) of which the buckthorn (Rhamnus) is the type. It includes also the New Jersey tea, the supple-jack, and one of the plants called lotus (Zizyphus)..
Jackmen :: Jackmen (pl. ) of Jackma.
Juppon :: "Juppon (n.) A sleeveless jacket worn over the armor in the 14th century. It fitted closely, and descended below the hips..
Sweater :: Sweater (n.) A woolen jacket or jersey worn by athletes.
Jackstone :: Jackstone (n.) One of the pebbles or pieces used in the game of jackstones.
Jackwood :: "Jackwood (n.) Wood of the jack (Artocarpus integrifolia), used in cabinetwork..
Spinet :: Spinet (n.) A keyed instrument of music resembling a harpsichord, but smaller, with one string of brass or steel wire to each note, sounded by means of leather or quill plectrums or jacks. It was formerly much used..
Jack :: "Jack (n.) A portable machine variously constructed, for exerting great pressure, or lifting or moving a heavy body through a small distance. It consists of a lever, screw, rack and pinion, hydraulic press, or any simple combination of mechanical powers, working in a compact pedestal or support and operated by a lever, crank, capstan bar, etc. The name is often given to a jackscrew, which is a kind of jack..
Jack :: "Jack (n.) A large, California rock fish (Sebastodes paucispinus); -- called also boccaccio, and merou..
Allfours :: Allfours () A game at cards, called High, Low, Jack, and the Game..
Pike :: Pike (sing. & pl.) A large fresh-water fish (Esox lucius), found in Europe and America, highly valued as a food fish; -- called also pickerel, gedd, luce, and jack..
Jackman :: Jackman (n.) A cream cheese.
Varlet :: Varlet (n.) In a pack of playing cards, the court card now called the knave, or jack..
Jackass :: Jackass (n.) The male ass; a donkey.
Jacket :: "Jacket (n.) A short upper garment, extending downward to the hips; a short coat without skirts..
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