the GNU version of the Collaborative International Dictionary of English
adj. Destitute of friends; forsaken.
The Century Dictionary and Cyclopedia
Without friends; wanting support or sympathy; forlorn.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
adj. excluded from a society
Word Usage
"To be friendless is indeed to be unfortunate; but the hearts of men, when unprejudiced by any obvious self-interest, are full of brotherly love and charity."