train·​er | \ ˈtrā-nər How to pronounce trainer (audio) \

Definition of trainer

1 : a person who trains someone or something: such as
a : one whose occupation is to guide or instruct people in fitness and exercise routines a personal trainer When we run the track, Stan Ward, a boxing and conditioning trainer, times us.— Bridgett Riley
b : one who oversees the training of animals a dog/horse trainer A trainer uses the clicker to create an auditory cue that marks a particular behavior and then rewards the dog with a treat.— C. C. Holland
2 : a person who treats the ailments and minor injuries of the members of an athletic team … he landed so hard that the wind was knocked out of him. He lay writhing on the ground as Herm Schneider, the team trainer, rushed to his side.— William Nack
3 : something (such as a machine or vehicle) used in training — see also elliptical trainer
4 chiefly British : sneaker sense 2 They wore trainers, scuffed and old, with the laces loose and the tongues protruding in defiance at the ankle.— M. J. Trow

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Examples of trainer in a Sentence

the boxer and his trainer She hired a personal trainer.
Recent Examples on the Web The city says a third party who also is a trainer will review the incident. Cliff Pinckard, cleveland, "K9 taken from California police officer after video shows him punching dog," 4 Jan. 2021 During Aaptiv's on-demand audio classes, the voice of a trainer guides you through a fitness studio-style session. Alexa Tucker, SELF, "The 32 Best Workout Apps So You Can Exercise Anywhere," 30 Dec. 2020 The co-workers, at a parenting-education organization where Ms. West is a national trainer, arranged for a Japanese maple to be shipped to the family’s house. Jennifer Levitz, WSJ, "Covid-19 Means Millions of Americans Face the Holidays With Loss," 21 Dec. 2020 But the pandemic left the former personal trainer and cook unemployed and driving around the country living out of his car. Fenit Nirappil, Washington Post, "This Thanksgiving, homeless Washingtonians look ahead in an especially hard year," 26 Nov. 2020 Assistant trainer Jimmy Barnes fractured his wrist in the process and underwent surgery that evening but was in the barn Sunday morning before heading back to California. Gary B. Graves, Houston Chronicle, "Kentucky Derby winner Authentic's future could include rematch against Tiz the Law," 6 Sep. 2020 Barclay Tagg, Tiz the Law’s 82-year-old trainer, has repeatedly expressed concerns that the protests, mostly peaceful thus far, could escalate. Tim Sullivan, The Courier-Journal, "In the midst of protests and a pandemic, the Kentucky Derby's grandeur is muted," 4 Sep. 2020 That’s why Jeremiah Maestre, a certified personal trainer for Performix House, recommends this thick mat. Lindsay Tigar, CNN Underscored, "Health and fitness gift ideas for anyone obsessed with working out," 17 Dec. 2020 Alex Silver, thirty-two, personal trainer. Crown Heights, Brooklyn. Helen Rosner, The New Yorker, "New York City Goes to the Polls," 3 Nov. 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'trainer.' 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 trainer

1543, in the meaning defined at sense 1

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Time Traveler for trainer

Time Traveler

The first known use of trainer was in 1543

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Last Updated

17 Jan 2021

Cite this Entry

“Trainer.” Dictionary, Merriam-Webster, Accessed 21 Jan. 2021.

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How to pronounce trainer (audio)

English Language Learners Definition of trainer

: a person who teaches or coaches athletes or animals : a person who trains athletes or animals
US : a person who treats the injuries of the members of a sports team

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