Definition of first-class
- a first-class meal
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'first class.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
: the best of usually three kinds of service you can have when you travel
: a class of mail in the U.S. that includes letters and postcards
: a class of mail in the U.K. that includes letters and packages which are delivered sooner than ordinary second-class mail but cost more to send
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