[chop-er] /ˈtʃɒp ər/
a person or thing that chops.
a short ax with a large blade, used for cutting up meat, fish, etc.; butcher's cleaver.
a prehistoric implement made by striking flakes off one or both sides of a stone, considered the oldest known worked stone tool.
choppers, Slang. the teeth.
Informal. a helicopter.
Slang. a motorcycle.
a device for interrupting an electric current or a beam of light at regular intervals.
verb (used without object)
  1. to travel by helicopter:
    We choppered into midtown from the airport.
  2. to travel by motorcycle.
1545–55; 1950–55 for def 5; chop1 + -er1
Example Sentences for chopper
But the transition from tree-chopper to tree-hugger is not happening fast enough.
The blast broke his bedroom window and strewed blackened bits of the chopper over a nearby wheat field.
Then, one stormy winter evening, a chopper nearly missed the top of the building because of the wind gusts.
Doing their own stunt work, the two actors could have lost their lives when the chopper snagged one of its skids in the bridge.
He owns an interest in the chopper and gets reimbursed when he uses it for business.
Depending on their status, vacation club members get airport transfers via chopper, stretch limo or a dedicated shuttle.
Fire away to hitch a ride, then hijack the chopper in mid-air.
The chopper has double blades, a gyroscope and a rechargeable battery.
Also, if the chopper or plan is moving at a high rate of speed the shots could be blurry.
British Dictionary definitions for chopper
chopper (ˈtʃɒpə)
1.  chiefly (Brit) a small hand axe
2.  a butcher's cleaver
3.  a person or thing that cuts or chops
4.  an informal name for a helicopter
5.  chiefly (Brit) a slang name for penis
6.  See also vibrator a device for periodically interrupting an electric current or beam of radiation to produce a pulsed current or beam
7.  a type of bicycle or motorcycle with very high handlebars and an elongated saddle
8.  (NZ) a child's bicycle
9.  obsolete, slang chiefly (US) a sub-machine-gun

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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Word Origin and History for chopper
1550s, "one who chops," from chop (1). Meaning "helicopter" is from 1951, Korean War military slang; type of stripped-down motorcycle (originally prefered by Hell's Angels) is so called from 1965.
Online Etymology Dictionary, © 2010 Douglas Harper
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chopper in Science
A crudely flaked, unifacial core tool, especially one associated with the Oldowan stone culture of the early Paleolithic Period.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Slang related to chopper


  1. A submachine gun, esp a Thompson; tommy gun (1920s+)
  2. gangster who uses a submachine gun : Johnny Head had met the ''chopper'' (1920s+)
  3. A helicopter : the traffic reporter from the chopper (1950s+)
  4. A chopped car or motorcycle (1950s+ Hot rodders & motorcyclists)


Dictionary of American Slang
Copyright © 1986 by HarperCollins Publishers
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Encyclopedia Article for chopper

any of several types of transistors having four semiconducting layers and therefore three p-n junctions; the thyristor is a solid-state analogue of the thyratron vacuum tube, and its name derives from the combination of the two words thyratron and transistor. A common form of thyristor is the silicon-controlled rectifier (SCR), used to convert alternating current (AC) to direct current (DC) and widely used as a component of devices that control motor speeds, liquid levels, temperatures, and pressures.

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Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
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