нареч.
1. ( не без основания ) not for nothing, not without reason
недаром он опасался этого — he had good reason to fear it, it was not without reason that he was afraid of it
недаром говорят — not without reason is it said
2. ( не без цели ) not without purpose
он заходил к нам недаром — he had a reason for calling
он недаром совершил такое большое путешествие — he did not travel all that way in vain, it was not in vain that he made such a long journey