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English definition of “trainer”

trainer

noun [C] (PERSON)    /ˈtreɪ.nər/ US  /-nɚ/
B1 a person who teaches skills to people or animals and prepares them for a job, activity, or sport: They showed pictures of the horse and its trainer (= the person who prepared it for its races). A lot of wealthy people have their own personal trainer (= a person they employ to help them exercise).Teachers
(Definition of trainer noun (PERSON) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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