Definition of trackball
: a ball that is mounted usually in a computer console so as to be only partially exposed and that is rotated to control the movement of a cursor on a display
Recent Examples of trackball from the Web
A trackball allows users to navigate the interface, and also uses different colored lights to send various alerts — such as a new call or e-mail message.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'trackball.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
First Known Use of trackball
TRACKBALL Defined for English Language Learners
Definition of trackball for English Language Learners
computers : a device which consists of a small ball that you roll with your fingers to control the movement of a pointer on a computer screen
Seen and Heard
What made you want to look up trackball? Please tell us where you read or heard it (including the quote, if possible).