believe in

Definition of believe in

  1. 1 :  to have faith or confidence in the existence of (something) Do you believe in ghosts?

  2. 2 :  to have trust in the goodness or value of (something) She believes in (the value of) regular exercise. I believe in working hard to achieve success. She doesn't believe in using pesticides.

  3. 3 :  to have trust in the goodness or ability of (someone) Despite his problems, his parents still believe in him.

Word by Word Definitions

  1. :  to have a firm religious faith

    :  to accept something as true, genuine, or real

    :  to have a firm conviction as to the goodness, efficacy, or ability of something

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