lich (plural liches)
(archaic) A corpse or dead body. [from 9th c.]
(fantasy, roleplay) A reanimated corpse or undead being, particularly a still-intelligent undead spellcaster.
lich (comparative more lich, superlative most lich)
(obsolete) Like; resembling; equal.
Definition: Like. [Obs.] Chaucer. Spenser.
Lich, n. Etym: [AS.lic body. See Like, a.]
Definition: A dead body; a corpse. [Obs.] Lich fowl (Zoöl.), the European
goatsucker; -- called also lich owl.
– Lich gate, a covered gate through which the corpse was carried to
the church or burial place, and where the bier was placed to await
clergyman; a corpse gate. [Prov. Eng.] Halliwell.
– Lich wake, the wake, or watching, held over a corpse before
burial. [Prov Eng.] Chaucer.
– Lich wall, the wall of a churchyard or burying ground.
– Lich way, the path by which the dead are carried to the grave.
Source: Webster’s Unabridged Dictionary 1913 Edition