To accustom a child or young animal to a food other than its mother's milk.

To stop depending on something.

किसी चीज़ पर निर्भरता को समाप्त करना।

English Usage: She had to wean herself off caffeine to improve her sleep.

Hindi Usage: उसे अपनी नींद सुधारने के लिए कैफीन से अलग होना पड़ा।