—adj. 1. no longer living; deprived of life: dead people; dead flowers; dead animals. 2. brain-dead.
3. not endowed with life; inanimate: dead stones. 4. resembling death; deathlike: a dead sleep; a dead faint. 5. bereft of sensation; numb: He was half dead with fright. My leg feels dead. 6. lacking sensitivity of feeling; insensitive: dead to the needs of others. 7. incapable of being emotionally moved; unresponsive: dead to the nuances of the music. 8. (of an emotion) no longer felt; ended; extinguished: a dead passion; dead affections. 9. no longer current or prevalent, as in effect, significance, or practice; obsolete: a dead law; a dead controversy. 10. no longer functioning, operating, or productive: a dead motor; a dead battery. 11. not moving or circulating; stagnant; stale: dead water; dead air. 12. utterly tired; exhausted: They felt dead from the six-hour trip. 13. (of a language) no longer in use as a sole means of oral communication among a people: Latin is a dead language. 14. without vitality, spirit, enthusiasm, or the like: a dead party. 15. lacking the customary activity; dull; inactive: a dead business day. 16. complete; absolute: dead silence; The plan was a dead loss. 17. sudden or abrupt, as the complete stoppage of an action: The bus came to a dead stop. 18. put out; extinguished: a dead cigarette. 19. without resilience or bounce: a dead tennis ball. 20. infertile; barren: dead land. 21. exact; precise: the dead center of a circle. 22. accurate; sure; unerring: a dead shot. 23. direct; straight: a dead line. 24. tasteless or flat, as a beverage: a dead soft drink. 25. flat rather than glossy, bright, or brilliant: The house was painted dead white. 26. without resonance; anechoic: dead sound; a dead wall surface of a recording studio. 27. not fruitful; unproductive: dead capital. 28. Law.deprived of civil rights so that one is in the state of civil death, esp. deprived of the rights of property.
29. Sports.out of play: a dead ball. 30. (of a golf ball) lying so close to the hole as to make holing on the next stroke a virtual certainty.
31. (of type or copy) having been used or rejected.
32. Elect. a. free from any electric connection to a source of potential difference and from electric charge.
b. not having a potential different from that of the earth.
33. Metall.(of steel)
a. fully killed.
b. unresponsive to heat treatment.
34. (of the mouth of a horse) no longer sensitive to the pressure of a bit.
35. noting any rope in a tackle that does not pass over a pulley or is not rove through a block.
36. dead in the water, completely inactive or inoperable; no longer in action or under consideration: Our plans to expand the business have been dead in the water for the past two months. 37. dead to rights, in the very act of committing a crime, offense, or mistake; red-handed.
—n. 1. the period of greatest darkness, coldness, etc.: the dead of night; the dead of winter. 2. the dead,dead persons collectively: Prayers were recited for the dead.
—adv. 1. absolutely; completely: dead right; dead tired. 2. with sudden and total stoppage of motion, action, or the like: He stopped dead. 3. directly; exactly; straight: The island lay dead ahead.