affair

noun

af·​fair ə-ˈfer 

1

a

affairs plural : commercial, professional, public, or personal business

handles the company's public affairs

an expert in foreign affairs

b

: matter, concern

How I choose to live is my affair, not yours.

2

: a procedure, action, or occasion only vaguely specified

also : an object or collection of objects only vaguely specified

Their house was a 2-story affair.

3

or less commonly affaire

a

: a romantic or passionate attachment typically of limited duration : liaison sense 2b

had an affair with a coworker

b

: a matter occasioning public anxiety, controversy, or scandal : case

the Watergate affair of the early 1970s

Synonyms

• romance
• intrigue

Examples of affair in a Sentence

After the war, the government focused on its own domestic affairs.

They accused the U.S. of interfering in the internal affairs of other nations.

How I choose to live is my affair, not yours.

adulterous affairs between married men and single women

Recent Examples on the Web

Turner spent a decade in Indiana, but the NBA's two-time blocks leader seemed to be at an impasse with his state of affairs in Indianapolis. —Chantz Martin, FOXNews.com, 1 July 2025

Left to right, Dr. Subrahmanyam Jaishankar, Indian minister of external affairs, and Dev Pragad, Newsweek CEO, speak onstage during a Newsweek Exclusive Fireside Chat With Indian Minister Of External Affairs, at 1 World Trade Center on June 30 in New York City. —Jennifer Cunningham, MSNBC Newsweek, 1 July 2025

Trump in recent days has also inserted himself into Israeli domestic affairs, calling for charges against Netanyahu in his ongoing corruption trial to be thrown out. —Aamer Madhani, Chicago Tribune, 30 June 2025

In fact, this year at the Preakness Alibi Breakfast, an annual affair at Pimlico where trainers, owners and others tell stories and trade barbs about their career and horses, Lukas and Baffert hijacked the event with witty repartee and joking much to the delight of those in attendance. —John Cherwa, Los Angeles Times, 29 June 2025

Word History

Etymology

Middle English aferes "activities," affaire "enterprise," borrowed from Anglo-French afaire, affere "business, activity, enterprise, matter, topic, situation," from the phrase a faire "to do," from a "to" (going back to Latin ad) + faire "to do," going back to Latin facere — more at at entry 1, do entry 1

First Known Use

14th century, in the meaning defined at sense 1a

Phrases Containing affair

• love affair
• none of someone's affair/business

Rhymes for affair

• abwehr
• affaire
• airfare
• altair
• armchair
• aware
• beware
• bugbear
• carfare
• childcare
• compare
• cookware

Kids Definition

affair

noun

af·​fair ə-ˈfa(ə)r 

-ˈfe(ə)r

1

a

plural : commercial, professional, public, or personal business

government affairs

arranged my affairs before leaving

b

: concern entry 2 sense 1, matter

not your affair at all

2

a

: event sense 1b, activity

a social affair

b

: product sense 2, thing

the house was a two-story affair

3

: a brief romantic relationship