1. An adjective describing one who finds him or her self looking up words such as lonely on urbandictionary.com because he or she misses his or her loved one, or has not yet found one to be named as such.
2. 12:42 a.m.: Sitting in front of a computer in the dead of night, wondering where the girl that you've fallen madly in love with is and most of all, why she's not here, next to you. Usually this condition can be cured by random yet enthusiastic reiteration of the phrase: "I love you, Diana!"