Dictionary
weird•o
Pronunciation: (wēr'dō), [key]—
n.,
—pl. weird•os.
Informal.
1. an odd, eccentric, or unconventional person.
2. a psychopath, esp. a dangerous or vicious one; psycho:
They caught the weirdo who attacked the children. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.