zoom (zo?om)v. zoomed, zoom·ing, zooms 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.v.tr. To cause to zoom.n.1. The act or sound of zooming.2. A zoom lens.[Imitative.]American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.zoom (zu?m) vb1. to make or cause to make a continuous buzzing or humming sound2. to move or cause to move with such a sound3. (intr) to move very rapidly; rush: we zoomed through town. 4. (Aeronautics) to cause (an aircraft) to climb briefly at an unusually steep angle, or (of an aircraft) to climb in this way5. (Commerce) (intr) (of prices) to rise rapidlyn6. the sound or act of zooming7. (Photography) See zoom lens[C20: of imitative origin]Collins English Dictionary ? Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014zoom (zum) v.i. 1. to move quickly or suddenly with a loud humming or buzzing sound. 2. to fly a plane suddenly and sharply upward at great speed for a short distance. 3. to move or go rapidly. 4. to bring a photographic subject, movie scene, etc., into closeup or cause it to recede by using a zoom lens (often fol. by in or out). 5. to increase or rise suddenly and sharply. v.t. 6. to cause to zoom or be zoomed. 7. zoom in on, a. to bring (a subject, scene, etc.) into closeup by using a zoom lens. b. to examine more closely; focus on. n. 8. the act or process of zooming. 9. a zooming sound. 10. zoom lens. 11. a camera shot using a zoom lens. [1885?90; imitative] Random House Kernerman Webster’s College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.zoomPast participle: zoomedGerund: zoomingImperativePresentPreteritePresent ContinuousPresent PerfectPast ContinuousPast PerfectFutureFuture PerfectFuture ContinuousPresent Perfect ContinuousFuture Perfect ContinuousPast Perfect ContinuousConditionalPast ConditionalImperativezoomzoomPresentI zoomyou zoomhe/she/it zoomswe zoomyou zoomthey zoomPreteriteI zoomedyou zoomedhe/she/it zoomedwe zoomedyou zoomedthey zoomedPresent ContinuousI am zoomingyou are zoominghe/she/it is zoomingwe are zoomingyou are zoomingthey are zoomingPresent PerfectI have zoomedyou have zoomedhe/she/it has zoomedwe have zoomedyou have zoomedthey have zoomedPast ContinuousI was zoomingyou were zoominghe/she/it was zoomingwe were zoomingyou were zoomingthey were zoomingPast PerfectI had zoomedyou had zoomedhe/she/it had zoomedwe had zoomedyou had zoomedthey had zoomedFutureI will zoomyou will zoomhe/she/it will zoomwe will zoomyou will zoomthey will zoomFuture PerfectI will have zoomedyou will have zoomedhe/she/it will have zoomedwe will have zoomedyou will have zoomedthey will have zoomedFuture ContinuousI will be zoomingyou will be zoominghe/she/it will be zoomingwe will be zoomingyou will be zoomingthey will be zoomingPresent Perfect ContinuousI have been zoomingyou have been zoominghe/she/it has been zoomingwe have been zoomingyou have been zoomingthey have been zoomingFuture Perfect ContinuousI will have been zoomingyou will have been zoominghe/she/it will have been zoomingwe will have been zoomingyou will have been zoomingthey will have been zoomingPast Perfect ContinuousI had been zoomingyou had been zoominghe/she/it had been zoomingwe had been zoomingyou had been zoomingthey had been zoomingConditionalI would zoomyou would zoomhe/she/it would zoomwe would zoomyou would zoomthey would zoomPast ConditionalI would have zoomedyou would have zoomedhe/she/it would have zoomedwe would have zoomedyou would have zoomedthey would have zoomedCollins English Verb Tables © HarperCollins Publishers 2011