dead

adjective:no longer alive; having ceased to live
- The dead leaves crunched under our feet.
adjective:complete; absolute
- There was a dead silence after the shocking announcement.
adjective:no longer functioning or active; extinguished
- The batteries were dead, so the remote control didn't work.
adjective:lacking sensation, movement, or vitality; numb
- My arm felt dead after I slept on it all night.
noun:people who have died, collectively
- We gathered to honor the dead on Memorial Day.
adverb:directly; exactly
- The town is located dead ahead.