- a small cap, usually of metal, worn over the fingertip to protect it when pushing a needle through cloth in sewing.
- any of various similar devices or attachments.
- a metal ring with a concave groove on the outside, used to line the outside of a ring of rope forming an eye.
- a sleeve of sheet metal passing through the wall of a chimney, for holding the end of a stovepipe or the like.
- a thimble-shaped printing element with raised characters on the exterior: used in a type of electronic typewriter or computer printer (thimble printer ).
- a cap of metal, plastic, etc, used to protect the end of the finger when sewing
- any small metal cap resembling this
- a loop of metal having a groove at its outer edge for a rope or cable, for lining the inside of an eye
- short for thimbleful
