The definition of first-class is of the highest or best.adjective
An example of something first-class are the most comfortable and luxurious seats on a plane; first-class seats.
First-class is defined as done in the most lavish or stylish way.adverb
An example of first-class used as an adverb is in the phrase "to travel first-class," which means to sit in the front part of a plane and receive deluxe service.YourDictionary definition and usage example. Copyright © 2013 by LoveToKnow Corp.
- of the highest class, rank, excellence, etc.; of the best quality
- designating or of the most expensive accommodations: a first-class cabin on a ship
- ☆ designating or of a class of ordinary mail given privileged postal treatment (as forwarding, if necessary) at postage rates higher than those for other classes of ordinary mail: the class includes letters or other material sealed against inspection and also includes, at a postage rate lower than that for sealed material, postal cards and postcards
- with the most expensive accommodations: to travel first-class
- as or by first-class mail
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- The first, highest, or best group in a system of classification: a restaurant of the first class.
- The most luxurious and most expensive class of accommodations on a train, passenger ship, airplane, or other conveyance.
- A class of mail including letters, post cards, and sealed packages.
- Constituting or belonging to the first, highest, or best group in a system of classification: a first-class hotel; first-class mail.
- Of the foremost excellence or highest quality; first-rate: a first-class mind.
- firstˈ classˈ adverb