adjective
(usually not comparable) No longer living; deceased. (Also used as a noun.)
(usually not comparable) Devoid of living things; barren.
(hyperbolic) Figuratively, not alive; lacking life.
(of another person) So hated or offensive as to be absolutely shunned, ignored, or ostracized.
(literal or hyperbolic) Doomed; marked for death; as good as dead.
Without emotion; impassive.
Stationary; static; immobile or immovable.
Without interest to one of the senses; dull; flat.
Unproductive; fallow.
Past, bygone, vanished.
(of a place) Lacking usual activity; unexpectedly quiet or empty of people.
(not comparable, of a machine, device, or electrical circuit) Completely inactive; currently without power; without a signal; not live.
(of a battery) Unable to emit power, being discharged (flat) or faulty.
(not comparable) Broken or inoperable.
(not comparable) No longer used or required.
(engineering) Intentionally designed so as not to impart motion or power.
(not comparable, sports) Not in play.
(not comparable, golf, of a golf ball) Lying so near the hole that the player is certain to hole it in the next stroke.
(not comparable, baseball, slang, 1800s) Tagged out.
(not comparable) Full and complete (usually applied to nouns involving lack of motion, sound, activity, or other signs of life).
(not comparable) Exact; on the dot.
Experiencing pins and needles (paresthesia).
(text messaging or Internet slang, sometimes as a standalone word, often with 💀) Expresses an emotional reaction associated with hyperbolic senses of die:
(acoustics) Constructed so as not to reflect or transmit sound; soundless; anechoic.
(obsolete) Bringing death; deadly.
(law) Cut off from the rights of a citizen; deprived of the power of enjoying the rights of property.
(rare, especially religion, often with "to") Indifferent to; having no obligation toward; no longer subject to or ruled by (sin, guilt, pleasure, etc).
(linguistics) Of a syllable in languages such as Thai and Burmese: ending abruptly.
adverb
(degree, informal, colloquial) Exactly.
(degree, informal, colloquial) Very, absolutely, extremely.
Suddenly and completely.
(informal) As if dead.
noun
(often with "the") Time when coldness, darkness, or stillness is most intense.
(with "the") Those who have died: dead people.
noun
(UK) (usually in the plural) Sterile mining waste, often present as many large rocks stacked inside the workings.
(bodybuilding, colloquial) Clipping of deadlift.
verb
(transitive) To prevent by disabling; to stop.
(transitive) To make dead; to deaden; to deprive of life, force, or vigour.
(transitive, UK, US, slang) To kill.
(transitive, African-American Vernacular, slang, by extension) To discontinue or put an end to (something).