first-class

1 of 2

adjective

ˈfərs(t)-ˈklas 

1

: of or relating to first class

2

: of the highest quality

a first-class meal

first-class adverb

first class

2 of 2

noun

: the first or highest group in a classification: such as

a

: the highest class of travel accommodations

b

: a class of mail that comprises letters, postcards, or matter sealed against inspection

Synonyms of first-class

Adjective

• excellent
• superb
• wonderful
• terrific
• great
• lovely
• beautiful
• fantastic
• awesome
• fabulous
• stellar
• prime
• marvelous
• fine
• quality

Examples of first-class in a Sentence

Adjective

a first-class production of a classic American musical

Recent Examples on the Web

Adjective

As for the onboard experience, accommodations include first-class private rooms and a dining car to eat and decompress. — Amanda Ogle, Travel + Leisure, 8 July 2026

Airlines used to fill empty first-class seats mainly by giving their most loyal frequent flyers free upgrades. — Rio Yamat, Fortune, 7 July 2026

Noun

Vehicle owners will be notified of the recall by first class mail and will be instructed to take their car to an authorized BMW dealer to have the service completed. — Michelle Del Rey, USA Today, 14 July 2026

Oshea Orchid, a local lawyer, filed the first class-action lawsuit in 2023 against the operators of the county’s second-largest landfill, alleging the fumes were sickening her neighbors, causing headaches and heart palpitations. — Rebecca Ellis, Los Angeles Times, 12 July 2026

Word History

First Known Use

Adjective

1819, in the meaning defined at sense 1

Noun

1616, in the meaning defined above

Rhymes for first-class

• alas
• amass
• bromegrass
• bypass
• crabgrass
• crevasse
• eelgrass
• eyeglass
• groundmass
• harass
• impasse
• jackass

Kids Definition

first-class

1 of 2 adjective

1

: of or relating to first class

2

: of the highest quality : excellent

a first-class meal

first class

2 of 2 noun

: the best or highest group in a classification