Definitions
If someone is undead they are not dead or alive, or they are both dead and alive.
Word origin
From Middle English undede, equivalent to un- + dead. The first attestation is from around 1400. The term was revived, popularized, and imbued with supernatural connotations by its usage in Bram Stoker's novel Dracula (1897).
Used in a sentence
“In the zombie movie, an army of the undead accosted some unsuspecting teenagers.”
“"You will do me a service," the undead said to him.”
“Innocent VIII lent credibility to the actual existence of undeads, an action that perpetuated, and even stimulated, vampire hysteria.”
Source: Wiktionary, CC BY-SA 4.0
Used as a crossword answer1 curated clues
01“Zombie-like”6 letters
Not quite right?
"Search similar patterns."
U_____