grummet
/ˈɡrʌmɪt/
noun
- A ring or tube used to reinforce a hole, often made of rubber or metal, through which a rope, cable, or wire is passed.
- The sailor threaded the rope through the grummet on the sail.
- The tent's grommet tore, so we replaced it with a new grummet.
- We installed a rubber grummet to protect the electrical wire from sharp edges.