English Reference

Word

handler

Phoneticshan·dler

US/ˈhændəɫɝ/

UK/hˈændlɐ/

Definitions

01animal trainer

B2 · Upper Intermediate Countable noun

n. a person who trains or manages an animal, especially in a professional way.

n. a person who trains or manages an animal, typically in a professional context such as a dog show or a zoo.

“The police dog followed every command given by its professional handler.”

“During the exhibition, the experienced falconry handler demonstrated how the bird of prey would return to his glove from a great distance.”

Synonyms

02manager or advisor

C1 · Advanced Countable noun Informal

n. someone who manages the public image or schedule of a famous person or politician.

n. an advisor or manager who provides strategic guidance and logistical support to a public figure or politician.

“The senator's handlers made sure he didn't answer any difficult questions from the press.”

“Public relations handlers often script every interaction to ensure the celebrity maintains a carefully curated image during the promotional tour.”

03event/exception responder

C1 · Advanced Countable noun Computing Technical

n. a piece of computer code that starts working when a specific event happens.

n. a subroutine or function designed to execute in response to a specific event or exception within a software environment.

“The programmer wrote a new error handler to stop the app from crashing.”

“The system architect implemented a custom event handler to manage asynchronous requests without blocking the main execution thread.”

Synonyms

subroutinefunctioncallback

04manual worker

B2 · Upper Intermediate Countable noun

n. a person who physically moves or carries goods, especially at an airport or warehouse.

n. a worker who performs manual labour involving the physical movement or processing of goods.

“Baggage handlers at the airport were on strike, causing long delays for passengers.”

“The logistics company hired additional freight handlers to manage the increased volume of shipments during the peak holiday season.”

Synonyms

Real-World Examples

“Drago is a perfect villain for the late Cold War: Precisely programmed to “break” Rocky, he pumps performance enhancers and obeys icy government handlers.”
Smithsonian Magazine 31 Aug 2026
“Accompanying characters include Vera (Amanda Hadingue), the handler who sends Khan to France, as well as Viennot (Léa des Garets), Khan’s sometime lover, and Vogt (Caoilfhionn Dunne), her mild-mannered interrogator.”
The Guardian 31 Aug 2026

Word family

NOUN

handler(C1)

Domain

Programming

This entry

Exam level
CambridgeCambridgeCambridge English QualificationsThe exam suite from Cambridge University Press & Assessment, from A1 Movers up to C2 Proficiency. The benchmark names double as CEFR labels.C1 AdvancedIELTSIELTSInternational English Language Testing SystemThe 0–9 band test co-owned by the British Council, IDP, and Cambridge. Used for university entry, work, and migration.7.0–8.0TOEFL iBTTOEFL iBTTest of English as a Foreign Language, Internet-Based TestETS's academic English test, the standard route for US university admissions. Scored 0–120, with a 1–6 scale since 2026.1–6 scale: 5.0–5.595–113TOEICTOEICTest of English for International CommunicationETS's workplace English test, big in Japan and Korea. Listening & Reading scores 10–990 and tops out at C1.945–990
Frequency
Frequent
Level
C1 · Advanced
Updated

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English Reference