1. subst. (informal) (a placeholder or conventional name for any man, particularly a younger, lower-class man)
2. subst. (informal, archaic) a Jack Tar, a sailor
3. subst. (informal, archaic) a Jack Rum, a soldier
4. subst. A jacqueminot rose.
5. subst. A mechanical device used to raise and (temporarily) support a heavy object, e.g. screw jack, scissor jack, hydraulic jack, ratchet jack, scaffold jack.
She used a jack to lift her car and changed the tire.
6. subst. A man or men in general.
Every man jack.
7. subst. A male animal.
8. subst. A male ass.
9. subst. (card games) A playing card with the letter "J" and the image of a knave or prince on it, the eleventh card in a given suit. Also called a knave.
10. subst. (cricket, by extension) The eleventh batsman to come to the crease in an innings.
11. subst. (archaic) A knave (a servant or later, a deceitful man).
12. subst. (sports) A target ball in bowls, etc; a jack-ball.
13. subst. (games) A small, six-pointed playing piece used in the game of jacks.
14. subst. (colloquial, euphemistic) Nothing, jack shit.
You haven't done jack. Get up and get this room cleaned up right now!
15. subst. (nautical) A small flag at the bow of a ship.
16. subst. (nautical) A naval ensign flag flown from the main mast, mizzen mast, or the aft-most major mast of (especially) British sailing warships; Union Jack.
17. subst. (military) A coarse and cheap medieval coat of defense, especially one made of leather.
18. subst. A penny with a head on both sides, used for cheating.Sidney J. Baker, The Australian Language, second edition, 1966, chapter XI section 3, page 243.
19. subst. (slang) Money.
20. subst. (slang) A smooth often ovoid large gravel or small cobble in a natural water course.
21. subst. , related to the mango tree.
22. subst. The freshwater pike, green pike or pickerel.
23. subst. A large California rockfish, the bocaccio,.
24. subst. Any of the marine fish in the family Carangidae.
25. subst. (obsolete, nautical) A sailor, a jacktar.
26. subst. (obsolete) A pitcher or can of waxed leather, supposed to resemble a jackboot; a black-jack.
27. subst. (dialect) A drinking measure holding half a pint or, sometimes, a quarter of a pint.
28. subst. A mechanical contrivance, an auxiliary machine, or a subordinate part of a machine.
29. subst. A device to pull off boots.
30. subst. A sawhorse or sawbuck.
31. subst. A machine for turning a spit; a smokejack.
32. subst. (mining) A wooden wedge for separating rocks rent by blasting.
33. subst. A lever for depressing the sinkers which push the loops down on the needles in a knitting machine.
34. subst. A grating to separate and guide the threads in a warping machine; a heck box.
35. subst. A machine for twisting the sliver as it leaves the carding machine.
36. subst. A compact, portable machine for planing metal.
37. subst. A machine for slicking or pebbling leather.
38. subst. A system of gearing driven by a horse power, for multiplying speed.
39. subst. A hood or other device placed over a chimney or vent pipe, to prevent a back draught.
40. subst. In the harpsichord, an intermediate piece communicating the action of the key to the quill; also called hopper.
41. subst. In hunting, the pan or frame holding the fuel of the torch used to attract game at night; also, the light itself.
42. subst. (nautical) A bar of iron athwart ships at a topgallant masthead, to support a royal mast, and give spread to the royal shrouds; also called jack crosst
43. subst. A surface-mounted connector for electrical, especially telecommunications, equipment.
telephone jack
44. subst. Female ended electrical connector (see Electrical connector)
45. subst. Electrical connector in a fixed position (see Gender of connectors and fasteners)
46. v. To use a jack.
He jacked the car up so that he could replace the brake pads.
47. v. To raise or increase.
If you want to jack your stats you just write off failures as invalid results.
48. v. To produce by freeze distillation; to distil (an alcoholic beverage) by freezing it and removing the ice (which is water), leaving the alcohol (which remains liquid).
49. v. (transitive, colloquial) To steal something, typically an automobile. Shortened form of carjacking.
Someone jacked my car last night!
50. v. (intransitive) To dance by moving the torso forward and backward in a rippling motion.
51. subst. (slang) A home run.
52. v. (transitive, slang) To hit (the ball) hard; especially, to hit (the ball) out of the field, producing a home run.
53. subst. A coarse mediaeval coat of defence, especially one made of leather.
2. subst. (botany) The part of the flower stalk (peduncle or pedicel) to which the floral parts are attached; a thalamus, a torus.
3. subst. In the Asteraceae (aster or sunflower family), the end of the peduncle to which all of the florets of the flower head are attached.
4. subst. (phycology) A structure at the end of a branch of an alga containing conceptacles (reproductive organs).
5. subst. (zoology) An organ that receives and holds a secretion.
6. subst. (electricity, US) A contact device installed at an outlet for the connection of an attachment plug (typically by receiving the plug's prongs) to supply portable appliances or equipment.
wall socket
wall socket
1. subst. A mains electricity power point mounted in or on a wall inside a dwelling or other building.