Definition of alone adjective from the Oxford Advanced Learner's Dictionary

      

    alone

     adjectiveadverb
    adjective
    BrE BrE//əˈləʊn//
     
    ; NAmE NAmE//əˈloʊn//
     
    [not before noun]adverb Unhappiness, Loneliness
     
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  1. 1  without any other people I don't like going out alone at night. He lives alone. Finally the two of us were alone together. She was sitting all alone in the hall. Tom is not alone in finding Rick hard to work with. Which Word?alone / lonely / lone Alone, and on your own/by yourself (which are less formal and are the normal phrases used in spoken English), describe a person or thing that is separate from others. They do not mean that the person is unhappy:I like being alone in the house. I’m going to London by myself next week. I want to finish this on my own (= without anyone’s help). Lone/​solitary/​single mean that there is only one person or thing there; lone and solitary may sometimes suggest that the speaker thinks the person involved is lonely:a lone jogger in the park long, solitary walks Lonely (North American English also lonesome) means that you are alone and sad:a lonely child Sam was very lonely when he first moved to New York. It can also describe places or activities that make you feel lonely:a lonely house
  2. 2  without the help of other people or things It's hard bringing up children alone. The assassin said he had acted alone.
  3. 3  lonely and unhappy or without any friends Carol felt all alone in the world. I've been so alone since you went away. See related entries: Unhappiness, Loneliness
  4. 4used after a noun or pronoun to show that the person or thing mentioned is the only one You can't blame anyone else; you alone made the decision.
  5. 5used after a noun or pronoun to emphasize one particular thing The shoes alone cost £200. More Like This Adjectives that do not come before a noun afloat, addicted, afraid, alike, alive, alone, ashamed, asleep, awakeSee worksheet.
  6. Word Origin Middle English: from all + one.Extra examples Don’t touch me! Leave me alone! Finally the two of us were alone together. He felt lost and completely alone. I felt vulnerable and very much alone. I’ve never felt so alone as I do now. She did not want to be alone with him. I’ve been so alone since you went away. He decided to go it alone and start his own business. I don’t like going out alone at night. It’s hard bringing up children alone. The press photographers just won’t leave her alone. You are not alone in finding him hard to work with.Idioms to do something without help from anyone Andrew decided to go it alone and start his own business.
    leave/let somebody alone
     
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     to stop annoying somebody or trying to get their attention She's asked to be left alone but the press photographers follow her everywhere.
    leave/let something alone
     
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     to stop touching, changing, or moving something I've told you before—leave my things alone!
    used after a statement to emphasize that because the first thing is not true or possible, the next thing cannot be true or possible either There isn't enough room for us, let alone any guests. I didn’t have any clothes, let alone a passport.
    1. 1to be independent or not connected with other people, organizations or ideas These islands are too small to stand alone as independent states. The problems that research is designed to solve do not stand alone, but are part of a wider context.
    2. 2to be not near other objects or buildings The arch once stood alone at the entrance to the castle.
    time (alone) will tell, only time will tell
     
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    (saying) used to say that you will have to wait for some time to find out the result of a situation Only time will tell if the treatment has been successful.
See the Oxford Advanced American Dictionary entry: alone