Lonely/ˈləʊnli/ Definition 1 of 3Pro Tip 1/3Emotional State Emphasizes the sadness of being alone, not just the fact of physical solitude. After the party, the house felt lonely and silent. Pro Tip 2/3Temporary Feeling Can describe a temporary emotion, doesn't mean always feeling alone. Even in a crowd, I sometimes feel lonely. Pro Tip 3/3Personal Perception It's subjective, based on personal feelings, not an objective situation. She felt lonely without her phone, despite being at a lively party.