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Definition of customer

customer

/ˈkʌs.tə.mɚ/
cus · tom · er

Plural:customers
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customer Lexical Profile

customer Game Scores & Validity

• noun

1

A person or organization that buys goods or services from a store or business.

Example

"The bakery offers a free pastry to every new customer who signs up for the newsletter."


2

(informal) A person or thing of a specified, often challenging or unusual nature with whom one has to deal.

Example

"The veteran negotiator was known as a tough customer who rarely compromised during contract talks."

Synonyms
View all synonyms for customer
Antonyms
View all antonyms for customer

Word Nuance & Usage

While 'customer' and 'client' both refer to someone who pays for goods or services, a 'customer' typically purchases retail goods or standardized services, whereas a 'client' engages ongoing, personalized professional services (such as from a lawyer, architect, or consultant).

• Rhymes for customer

Word Origin & Etymology

From Middle English custumer, borrowed from Anglo-Norman custumer and Old French coustumier, originally referring to a tax collector who gathered customary tolls before shifting in the 15th century to mean a regular buyer or patron.

Cite this Entry


Wordmom. (2026). Definition of Customer. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/customer
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