the GNU version of the Collaborative International Dictionary of English
adj. Not sociable; not inclined to society; averse to companionship or conversation; solitary; reserved.
The Century Dictionary and Cyclopedia
Not sociable, in any sense.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
adj. not inclined to society or companionship
Word Usage
"Nevertheless, the Massachusetts born Bacon was once described as unsociable, free of vice, skeptical in his spiritual thoughts and critical of preachers and their teachings."