Being without a companion; being by one's self; also, sad from lack of companionship; lonely; as, a lone traveler or watcher.
Unfrequented by human beings; solitary.
lacking companions or companionship; "he was alone when we met him"; "she is alone much of the time"; "the lone skier on the mountain"; "a lonely fisherman stood on a tuft of gravel"; "a lonely soul"; "a solitary traveler"