Noun

1. The remote-control device used to change settings on a television set, VCR, or other electronic equipment.
   • We have a clicker for the TV, one for the VCR, one for the DVD player and another one that does it all.
   • There are too many clickers in this house.
2. A person who cuts out the uppers of shoes from pieces of leather using a flexible knife that clicks as it changes direction.
3. A machine that cuts materials using a steel rule die. The name comes from the sound (click) when the material is cut. May be hand, pneumatic, or hydraulic powered.
4. A signalling device used by military forces. Pressed between thumb and fingers, it makes a small but distinctive click understood by other members of a unit.
5. Someone that clicks, for example clicks on internet links.