grommet - definition and synonyms

noun [countable] 

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/ˈɡrɒmɪt/
singulargrommet
pluralgrommets
  1. 1
    a metal or plastic ring that surrounds a hole in cloth to prevent it from tearing
     Synonyms and related words
  2. 2
    British a small tube that is put into a child’s ear to remove liquid that is blocking it