cus·​tom·​er ˈkə-stə-mər How to pronounce customer (audio)
: one that purchases a commodity or service
The customer used a credit card for the purchase.
: an individual usually having some specified distinctive trait
a real tough customer
… let me give you the advice of an old and world-weary customer.Flannery O'Connor

Examples of customer in a Sentence

She is one of our best customers. She's a pretty cool customer.
Recent Examples on the Web Last September, hackers breached Optus, exposing personal customer details in what some described as the worst data breach in the company’s history. Lionel Lim, Fortune, 20 Nov. 2023 Although open to all EVs, Mercedes customers will get priority at its hubs via the company’s me Charge app. Bryan Hood, Robb Report, 20 Nov. 2023 Employees who answered the phone were told to continue promoting the products until the customer asked them to cancel three times. Marley Jay, NBC News, 20 Nov. 2023 Happy Tip #7: Track and analyze customer satisfaction. Sonia Singh, Rolling Stone, 20 Nov. 2023 For companies like Swell and Sunrun, one of the biggest costs is customer acquisition. Bill McKibben, The New Yorker, 20 Nov. 2023 Hotline representatives would only cancel the products after a customer had asked three times, while also requiring them to submit cancellation requests in writing, according to regulators. Khristopher J. Brooks, CBS News, 20 Nov. 2023 In those cases, the company requires users to check a box to see a full price for shows, with the option hidden behind a menu where customers may not think to look. Tony Romm, Washington Post, 19 Nov. 2023 More than 3,300 customers have given the rug a five-star rating. Isabel Garcia, Peoplemag, 19 Nov. 2023 See More

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'customer.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History


Middle English custumer, from custume — see custom entry 1

First Known Use

15th century, in the meaning defined at sense 1

Time Traveler
The first known use of customer was in the 15th century

Dictionary Entries Near customer

Cite this Entry

“Customer.” Dictionary, Merriam-Webster, Accessed 28 Nov. 2023.

Kids Definition


cus·​tom·​er ˈkəs-tə-mər How to pronounce customer (audio)
: one that buys a product or service
: individual entry 2 sense 2, fellow
he's a real tough customer

Legal Definition


: a person or business that purchases a commodity or service
: a person or entity having an account with a bank or on whose behalf the bank has agreed to collect items
: a person or entity for whom an issuer issues a letter of credit

More from Merriam-Webster on customer

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