con·​trol·​ler | \ kən-ˈtrō-lər How to pronounce controller (audio) , ˈkän-ˌtrō- How to pronounce controller (audio) \

Definition of controller

c : the chief accounting officer of a business enterprise or an institution (such as a college)
2a : one that controls or has power or authority to control air traffic controller

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Other Words from controller

controllership \ kən-​ˈtrō-​lər-​ˌship How to pronounce controllership (audio) , ˈkän-​ˌtrō-​ \ noun

Synonyms for controller


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Examples of controller in a Sentence

the controllers for the video game system seem fairly well designed
Recent Examples on the Web Anyone from infants to grandparents can play along, as controller skill was no longer a factor. Washington Post, "The TikTok invasion of LEGO Star Wars is a surprise, to be sure, but a welcome one," 10 Jan. 2020 All this has veteran arms-controllers deeply worried. The Economist, "The World in 2020 Why America and Russia should extend a key nuclear deal," 27 Dec. 2019 What does all this have to do with smartphones and video game controllers? Ben Finio, Scientific American, "Science with a Smartphone: Accelerometer," 26 Dec. 2019 Last year, for example, Best Buy sold the Microsoft Xbox One X 1TB Gold Rush Special Edition Battlefield V Bundle for $429.99 with a free select Xbox One wireless controller with purchase. cleveland, "Win big on Black Friday 2019 by buying this, not that," 17 Nov. 2019 Thanks partly to tech, per-capita personal income in the city soared from $82,000 in 2011 to $120,000 in 2017 — far faster than the overall growth in the state, the controller’s office said., "California’s unemployment rate falls to record low," 18 Oct. 2019 On the top of the vest is a plastic-and-metal controller box about the size of a deck of cards. Wired, "The Tech Helping Dogs Learn to 'Talk' With Humans," 1 Oct. 2019 After learning later of the controller’s identity, Ms. Brown tried unsuccessfully to interview the woman on the record, the article noted. Benjamin Weiser, New York Times, "Before Arrest, Jeffrey Epstein Was Seen With Girls Exiting His Jet," 16 Sep. 2019 Apple Apple Arcade, which recently got support for popular third-party video game controllers from Sony and Xbox, will launch on Sept. 19. Mike Murphy, Quartz, "Everything Apple announced at today’s September event," 10 Sep. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'controller.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of controller

15th century, in the meaning defined at sense 1a

History and Etymology for controller

Middle English countreroller, from Anglo-French contreroulur, from contreroule

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Time Traveler for controller

Time Traveler

The first known use of controller was in the 15th century

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Statistics for controller

Last Updated

13 Jan 2020

Cite this Entry

“Controller.” The Dictionary, Merriam-Webster Inc., Accessed 19 January 2020.

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More Definitions for controller


How to pronounce controller (audio) How to pronounce controller (audio)

English Language Learners Definition of controller

: a person who is in charge of the money received and paid out by a business or college
: a person who directs the action of something
: a device or piece of equipment used to operate a machine, vehicle, or system


con·​trol·​ler | \ kən-ˈtrō-lər, ˈkän-ˌtrō- How to pronounce controller (audio) \

Legal Definition of controller

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Comments on controller

What made you want to look up controller? Please tell us where you read or heard it (including the quote, if possible).


to insert between existing elements

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