[ furst-klas, -klahs ]
/ ˈfɜrstˈklæs, -ˈklɑs /


of the highest or best class or quality: a first-class movie.
best-equipped and most expensive: a first-class railroad car.
given or entitled to preferred treatment, handling, etc.: first-class mail.


by first-class conveyance: to travel first-class.

Origin of first-class

First recorded in 1780–90

Definition for first-class (2 of 2)

first class


the best, finest, or highest class, grade, or rank.
the most expensive and most luxurious class of accommodation on trains, ships, airplanes, etc.
(in the U.S. Postal Service) the class of mail consisting of letters, postal cards, or the like, together with all mailable matter sealed against inspection.
British University. the group receiving the highest distinction in an honors course.

Origin of first class

First recorded in 1740–50 Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for first-class

British Dictionary definitions for first-class

first class


the class or grade of the best or highest value, quality, etc

adjective (first-class when prenominal)

adverb first-class

by first-class mail, means of transportation, etc
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012