Definition of customer
1 : one that purchases a commodity or service The customer used a credit card for the purchase.
2 : 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.
Origin and Etymology of customer
Middle English custumer, from custume —see 1custom
First Known Use: 15th century
CUSTOMER Defined for English Language Learners
Definition of customer for English Language Learners
: someone who buys goods or services from a business
: a person who has a particular quality
CUSTOMER Defined for Kids
Definition of customer for Students
: a person who buys from or uses the services of a company especially regularly
Legal Definition of customer
1 : a person or business that purchases a commodity or service
2a : a person or entity having an account with a bank or on whose behalf the bank has agreed to collect items b : a person or entity for whom an issuer issues a letter of credit
Seen and Heard
What made you want to look up customer? Please tell us where you read or heard it (including the quote, if possible).