Noun

• S: (n) dead (people who are no longer living) "they buried the dead"
• S: (n) dead (a time when coldness (or some other quality associated with death) is intense) "the dead of winter"

Adjective

• S: (adj) dead (no longer having or seeming to have or expecting to have life) "the nerve is dead"; "a dead pallor"; "he was marked as a dead man by the assassin"
• S: (adj) dead (not showing characteristics of life especially the capacity to sustain life; no longer exerting force or having energy or heat) "Mars is a dead planet"; "dead soil"; "dead coals"; "the fire is dead"
• S: (adj) all in, beat, bushed, dead (very tired) "was all in at the end of the day"; "so beat I could flop down and go to sleep anywhere"; "bushed after all that exercise"; "I'm dead after that long trip"
• S: (adj) dead (unerringly accurate) "a dead shot"; "took dead aim"
• S: (adj) dead (physically inactive) "Crater Lake is in the crater of a dead volcano of the Cascade Range"
• S: (adj) dead, numb ((followed by `to') not showing human feeling or sensitivity; unresponsive) "passersby were dead to our plea for help"; "numb to the cries for mercy"
• S: (adj) dead, deadened (devoid of physical sensation; numb) "his gums were dead from the novocain"; "she felt no discomfort as the dentist drilled her deadened tooth"; "a public desensitized by continuous television coverage of atrocities"
• S: (adj) dead (lacking acoustic resonance) "dead sounds characteristic of some compact discs"; "the dead wall surfaces of a recording studio"
• S: (adj) dead, idle (not yielding a return) "dead capital"; "idle funds"
• S: (adj) dead, stagnant (not circulating or flowing) "dead air"; "dead water"; "stagnant water"
• S: (adj) dead (not surviving in active use) "Latin is a dead language"
• S: (adj) dead (lacking resilience or bounce) "a dead tennis ball"
• S: (adj) dead (out of use or operation because of a fault or breakdown) "a dead telephone line"; "the motor is dead"
• S: (adj) dead (no longer having force or relevance) "a dead issue"
• S: (adj) dead (the complete stoppage of an action) "came to a dead stop"
• S: (adj) dead, drained (drained of electric charge; discharged) "a dead battery"; "left the lights on and came back to find the battery drained"
• S: (adj) dead (devoid of activity) "this is a dead town; nothing ever happens here"

Adverb

• S: (adv) abruptly, suddenly, short, dead (quickly and without warning) "he stopped suddenly"
• S: (adv) absolutely, perfectly, utterly, dead (completely and without qualification; used informally as intensifiers) "an absolutely magnificent painting"; "a perfectly idiotic idea"; "you're perfectly right"; "utterly miserable"; "you can be dead sure of my innocence"; "was dead tired"; "dead right"