noun
- plural of trackball; computer input devices consisting of a ball that rotates in a socket to control cursor movement on a screen
Usage: computing
Examples
- The computer lab was equipped with trackballs instead of traditional mice.
- Many users prefer trackballs for precise graphic design work.
- The old arcade games used trackballs for controlling movement.
- Trackballs require less desk space than regular computer mice.
- Some people find trackballs more comfortable for extended computer use.
- The trackballs needed cleaning to remove accumulated dust and debris.