client

noun

cli·​ent ˈklī-ənt 

1

: one that is under the protection of another : dependent

… a first-rate power, able to defend her political clients in central and eastern Europe.

—W. W. Kulski

2

a

: a person who engages the professional advice or services of another

a lawyer's clients

a personal trainer … enjoyed the challenges of helping clients buff up their bodies.

—S. K. Parks

b

: customer

hotel clients

a restaurant's clients

c

: a person served by or utilizing the services of a social agency

a welfare client

d

: a computer in a network that uses the services (such as access to files or shared peripherals) provided by a server

also : software that allows a computer to function as a client in a network

3

: client state

clientage

ˈklī-ən-tij 

noun

cliental

klī-ˈen-tᵊl  ˈklī-ən- 

adjective

clientless

ˈklī-ənt-ləs 

adjective

Synonyms of client

• customer
• patron
• guest

Examples of client in a Sentence

The accountant is meeting with another client right now, but she'll be able to see you later this afternoon.

a law firm soliciting new clients through television advertising

Recent Examples on the Web

Mass firings have led to last-minute hearing cancellations, cases have been reset with little notice, and clients are often left in prolonged legal limbo, leaving them vulnerable to deportation. —Olga R. Rodriguez, Los Angeles Times, 24 May 2026

One of the sons in the business had to write a difficult email to a client. —Roger Dooley, Forbes.com, 24 May 2026

Carmen testified that in the months preceding Eric's death, Kouri asked her to get pain medication for a client, which Carmen did. —Natalie Morales, CBS News, 24 May 2026

Consultants and clients use data about the climate, finance, social instability, wars, and so on to plan their assets, and using AI, Kurant plotted parameters and visualized these data points. —Emily Watlington, ARTnews.com, 24 May 2026

Word History

Etymology

Middle English, from Anglo-French & Latin; Anglo-French client, from Latin client-, cliens; perhaps akin to Latin clinare to lean — more at lean

First Known Use

14th century, in the meaning defined at sense 1

Phrases Containing client

• client state

Rhymes for client

• compliant
• defiant
• reliant
• suppliant
• giant
• pliant
• scient
• noncompliant

Kids Definition

client

noun

cli·​ent ˈklī-ənt 

1

: a person who uses the professional advice or services of another

2

: customer sense 1