Pessimist
The Century Dictionary and Cyclopedia
noun.
One who accepts the metaphysical doctrine of pessimism, in either sense.
noun.
One who exaggerates the evils of life or is disposed to see only its dark side; one who is given to melancholy or depressing views of life.
Same as
pessimistic
.
the GNU version of the Collaborative International Dictionary of English
adjective.
Of or pertaining to pessimism; characterized by pessimism; gloomy; foreboding.
noun.
One who advocates the doctrine of pessimism; -- opposed to
optimist
.
noun.
One who looks on the dark side of things.
Wiktionary, Creative Commons Attribution/Share-Alike License
noun.
Someone who given a choice of outcomes, believes the
worst
is more likely.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
noun.
a person who expects the worst