American English

Definition of lost adjective from the Oxford Advanced American Dictionary

      

    lost

     adjective
    adjective
    NAmE//lɔst//
     
     
    jump to other results
  1. 1 unable to find your way; not knowing where you are We always get lost in this city. We're completely lost.
  2. 2 that cannot be found or brought back I'm still looking for that lost file. Your check must have gotten lost in the mail.
  3. 3 [usually before noun] that cannot be obtained; that cannot be found or created again The strike cost them thousands of dollars in lost business. She's trying to recapture her lost youth. He regretted the lost (= wasted)opportunity to apologize to her. the lost art of letter-writing
  4. 4[not usually before noun] unable to deal successfully with a particular situation We would be lost without your help. I felt so lost after my mother died. He's a lost soul (= a person who does not seem to know what to do, and seems unhappy).
  5. 5[not before noun] unable to understand something because it is too complicated They spoke so quickly I just got lost. Hang on a minute—I'm lost. see also lose
  6. Idioms
    all is not lost
     
    jump to other results
    there is still some hope of making a bad situation better All is not lost—we still haven't tried the banks for a loan.
    be lost for words
     
    jump to other results
    to be so surprised, confused, etc. that you do not know what to say
    be lost in something
     
    jump to other results
    to be giving all your attention to something so that you do not notice what is happening around you to be lost in thought
    be lost on somebody
     
    jump to other results
    to be not understood or noticed by someone His jokes were completely lost on most of the students.
    be lost to the world
     
    jump to other results
    to be giving all your attention to something so that you do not notice what is happening around you When he's listening to music he's lost to the world.
    get lost (informal)
     
    jump to other results
    a rude way of telling someone to go away, or of refusing something Tell him to get lost. “Lend us the car, won't you?” “Get lost!”
    give somebody up for lost (formal)
     
    jump to other results
    to stop expecting to find someone alive
    make up for lost time
     
    jump to other results
    to do something quickly or very often because you wish you had started doing it sooner I'll have to work hard now to make up for lost time.
    there's little/no love lost between A and B
     
    jump to other results
    they do not like each other There's no love lost between her and her in-laws.
See the Oxford Advanced Learner's Dictionary entry: lost