ticker Meaning, Definition & Usage

noun the hollow muscular organ located behind the sternum and between the lungs; its rhythmic contractions move the blood through the body
heart; pump.
- he stood still, his heart thumping wildly
noun a small portable timepiece
watch.
noun a character printer that automatically prints stock quotations on ticker tape
stock ticker.

See Tick.

One who, or that which, ticks, or produces a ticking sound, as a watch or clock, a telegraphic sounder, etc.
The heart. [Colloq.]
(a) A stock ticker. (b) A news ticker, similar to a stock ticker, but used for printing news transmitted by wire.