HANDLER
coach, manager, handler
(noun) (sports) someone in charge of training an athlete or a team
handler
(noun) an agent who handles something or someone; “the senator’s campaign handlers”
Source: WordNet® 3.1
Etymology
Noun
handler (plural handlers)
(literally) One who handles something (especially manually) or someone.
(in combination) A controller, trainer, someone who handles a specified thing, animal or person (especially a prizefighter).
(derogatory) An advisor or manager to a person occupying a position or office to which the speaker believes the holder does not possess the typical qualifications and/or experience.
(programming) A subroutine that handles a particular situation such as an event or exception.
Hyponyms
• event handler
• exception handler
Proper noun
Handler (plural Handlers)
A surname.
Statistics
• According to the 2010 United States Census, Handler is the 12510th most common surname in the United States, belonging to 2478 individuals. Handler is most common among White (95.32%) individuals.
Source: Wiktionary