You can describe someone as a zombie if their face or behaviour shows no feeling, understanding, or interest in what is going on around them.
I didn't want to do anything, I just sat at home and vegetated. I became a totalzombie.
Without sleep you will become a zombie at work.
2. countable noun
In horror stories and some religions, a zombie is a dead person who has been brought back to life.
zombie in British English
or zombi (ˈzɒmbɪ)
nounWord forms: plural-bies or -bis
1.
a person who is or appears to be lifeless, apathetic, or totally lacking in independent judgment; automaton
2.
a supernatural spirit that reanimates a dead body
3.
a corpse brought to life in this manner
4.
the snake god of voodoo cults in the West Indies, esp Haiti, and in scattered areas of the southern US
5.
the python god revered in parts of West Africa
6.
a piece of computer code that instructs an infected computer to send a virus on to other computer systems
Derived forms
zombiism (ˈzombiism)
noun
Word origin
from Kongo zumbi good-luck fetish
zombie in American English
(ˈzɑmbi)
US
noun
1.
in voodoo cults of W Africa, the python deity
2.
any voodoo snake deity, as in Haiti and parts of the S U.S.
3.
a.
in West Indian voodoo, a supernatural power through which a corpse supposedly is brought to a stateof trancelike animation and made to obey the commands of the person exercising the power
b.
a corpse so animated
4. Slang
a.
a person considered to be like a zombie in listlessness, mechanical behavior, etc.
b.
a weird, eccentric, or unattractive person
5.
an iced drink made with fruit juices, various kinds of rum, and, often, apricot brandy