Read the dictionary definition of dead. All definitions for this word.
1. people who are no longer living
1. they buried the dead
2. a time when coldness (or some other quality associated with death) is intense
1. the dead of winter
3. devoid of activity
1. this is a dead town; nothing ever happens here
4. physically inactive
1. Crater Lake is in the crater of a dead volcano of the Cascade Range
5. no longer having or seeming to have or expecting to have life
1. the nerve is dead
2. a dead pallor
3. he was marked as a dead man by the assassin
6. not showing characteristics of life especially the capacity to sustain life; no longer exerting force or having energy or heat
1. Mars is a dead planet
2. dead soil
3. dead coals
4. the fire is dead
7. drained of electric charge; discharged
1. a dead battery
2. left the lights on and came back to find the battery drained
8. the complete stoppage of an action
1. came to a dead stop
9. no longer having force or relevance
1. a dead issue
10. out of use or operation because of a fault or breakdown
1. a dead telephone line
2. the motor is dead
11. lacking resilience or bounce
1. a dead tennis ball
12. not surviving in active use
1. Latin is a dead language
13. not circulating or flowing
1. dead air
2. dead water
3. stagnant water
14. unerringly accurate
1. a dead shot
2. took dead aim
15. not yielding a return
1. dead capital
2. idle funds
16. lacking acoustic resonance
1. dead sounds characteristic of some compact discs
2. the dead wall surfaces of a recording studio
17. devoid of physical sensation; numb
1. his gums were dead from the novocain
2. she felt no discomfort as the dentist drilled her deadened tooth
3. a public desensitized by continuous television coverage of atrocities
18. (followed by `to') not showing human feeling or sensitivity; unresponsive
1. passersby were dead to our plea for help
2. numb to the cries for mercy
19. very tired
1. was all in at the end of the day
2. so beat I could flop down and go to sleep anywhere
3. bushed after all that exercise
4. I'm dead after that long trip
20. completely and without qualification; used informally as intensifiers
1. an absolutely magnificent painting
2. a perfectly idiotic idea
3. you're perfectly right
4. utterly miserable
5. you can be dead sure of my innocence
6. was dead tired
7. dead right
21. quickly and without warning
1. he stopped suddenly