Wiktionary (English) • 2026
Wiktionary contributors (https://en.wiktionary.org/wiki/first_class#English) • CC BY-SA 4.0 (https://creativecommons.org/licenses/by-sa/4.0/) • via Kaikki (https://kaikki.org/dictionary/English/)
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Belonging to the best or top group in a system of classification. | Of, or relating to the most luxurious and expensive class of accommodation on a train, ship, hotel, etc. | Of, or relating to a class of mail to be delivered before second class. | Great, very enjoyable. | Of or relating to a first class match. | Of or relating to a treatment like that for a first-class object.