1
: of or relating to first class
2
: of the highest quality
a first-class meal
first-class
adverb
: 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
Examples of first-class in a Sentence
Adjective
a first-class production of a classic American musical
Recent Examples on the Web
Allison Palmer, Miami Herald, 22 Dec. 2025
On some flights, passengers who booked a first-class or business seat may fail to show up for their flight.
—Erin Clack, PEOPLE, 22 Dec. 2025
Kait Hanson, Southern Living, 20 Dec. 2025
One day after the early signing period began for the class of 2026, Missouri Tigers football coach Eli Drinkwitz landed his first class of 2027 commitment.
—Quentin Corpuel, Kansas City Star, 4 Dec. 2025
See All Example Sentences for first-class
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Adjective
What smart buyers do differently For condo buyers Treat HOA documents, reserve studies, and building inspections as a first-class risk audit — not paperwork to skim before closing.
—Allison Palmer, Miami Herald, 22 Dec. 2025
On some flights, passengers who booked a first-class or business seat may fail to show up for their flight.
—Erin Clack, PEOPLE, 22 Dec. 2025
Noun
In the novel, Joan Goodwin, a physics professor with a lifelong love of the stars, seizes the chance to join NASA’s first class of women astronauts and soon finds friendship, passion, and purpose among her fellow trainees.
—Kait Hanson, Southern Living, 20 Dec. 2025
One day after the early signing period began for the class of 2026, Missouri Tigers football coach Eli Drinkwitz landed his first class of 2027 commitment.
—Quentin Corpuel, Kansas City Star, 4 Dec. 2025
See All Example Sentences for first-class
Cite this Entry
“First-class.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/first-class. Accessed 27 Dec. 2025.
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