v.intr.1. a. To make a continuous low-pitched buzzing or humming sound: I heard a plane zooming overhead.
b. To move while making such a sound: couldn't hear as the motorcycle zoomed past.
2. To move rapidly: comets that zoom through space.
3. To increase suddenly and dramatically: Stock prices zoomed in early trading.
4. To act or proceed swiftly and energetically: zoomed through the novel in a day.
5. To simulate movement rapidly away from or toward a subject using a zoom lens or other optical device.
6. Computers To cause text or other graphics in a window or frame to appear larger on the screen.