1. a thin piece of material used to fill a small space or make something level

1. to fill or level something using a thin piece of material

Examples

• The carpenter used a wooden shim to level the door frame.
• I placed a paper shim under the table leg to stop it from wobbling.
• The mechanic inserted metal shims to adjust the engine timing.
• You’ll need to shim the window to make it fit properly.
• She shimmed the bookshelf with cardboard to make it stable.
• The contractor shimmed the foundation to correct the uneven floor.