customer service

noun

1

a

: support with products or services provided by a business to its customers

The company has won accolades for its customer service.

The commissioner has touted several improvements in customer service, including reducing the time it takes for agents to answer the national 800 number, shortening the wait times in field offices and reducing the initial disability claims backlog.

—Tami Luhby

b

: the aspect of business that involves providing support to customers

Artificial intelligence is becoming an increasingly common part of how customer service works …

—Ingrid Lunden

2

a

: the department of a business that provides support to customers

The company has openings in customer service.

also : its staff or location

Whether you're dealing with a classic case of buyer's remorse or have questions about deals, damage to packages, or your … membership, it's good to know that you can actually speak to customer service.

—Christina Buff

… make sure to download the app. … This can save you hours waiting in theme park-sized lines at customer service.

—Erin Bendig

b

: the profession of providing business support to customers

What this means for job seekers is that … the city has become an ideal launchpad for those seeking long-term career growth in customer service, technology and related industries.

—MarketersMedia News Hub

Examples of customer service in a Sentence

Recent Examples on the Web

The suit centers on star ratings, which are supposed to measure the quality of a health plan’s care and customer service. — Bob Herman, STAT, 2 July 2026

Time is of the essence for rebooking, so as soon as your flight is officially canceled, hop on the airline's app or website to quickly find options, or call the customer service line. — Lauren Dana Ellman, Travel + Leisure, 4 July 2026

The goal is to improve customer service and movement through the terminal with easy-to-use and reliable technology, Cutié said. — Alexandra Phelps july 3, Miami Herald, 3 July 2026

The announcement noted that the DMV is already using Claude to improve customer service and reduce wait times. — Clara Harter, Los Angeles Times, 7 July 2026

Word History

First Known Use

1922, in the meaning defined at sense 1a

Rhymes for customer service

• disservice
• preservice
• interservice
• nervous
• nervus