first-class

adjective \ ˈfərs(t)-ˈklas \
Updated on: 16 Nov 2017

Definition of first-class

1 : of or relating to first class
2 : of the highest quality
  • a first-class meal

first-class

adverb

First Known Use of first-class

1819

first-class Synonyms

Synonyms
A-OK, A1, awesome, bang-up, banner, beautiful, blue-chip, blue-ribbon, boffo, bonny (also bonnie) [chiefly British], boss [slang], brag, brave, bully, bumper, capital, choice, classic, cool [slang], corking, crackerjack, cracking, dandy, divine, dope [slang], down [slang], dynamite, fab, fabulous, famous, fantabulous [slang], fantastic, fine, first-class, first-rate, first-string, five-star, four-star, frontline, gangbusters (also gangbuster), gilt-edged (or gilt-edge), gone [slang], grand, great, groovy, heavenly, high-class, hot, hype [slang], immense, jim-dandy, keen, lovely, marvelous (or marvellous), mean, neat, nifty, noble, number one (also No. 1), numero uno, out-of-sight [slang], par excellence, peachy, peachy keen, phat [slang], prime, primo [slang], prize, prizewinning, quality, radical [slang], righteous [slang], sensational, slick, splendid, stellar, sterling, superb, superior, superlative, supernal, swell, terrific, tip-top, top, top-flight, top-notch, top-of-the-line, topping [chiefly British], top-shelf, unsurpassed, wizard [chiefly British], wonderful
Antonyms
atrocious, awful, execrable, lousy, pathetic, poor, rotten, terrible, vile, wretched
Related Words
acceptable, adequate, all right, decent, good, OK (or okay), passable, satisfactory, tolerable; better, exceptional, fancy, high-grade, high-test, premium, select, special, superfine; classical, standard, traditional
Near Antonyms
bad, inferior, low-grade, substandard, unsatisfactory; mediocre, middling, second-class, second-rate

first class

noun

Definition of first class

: the first or highest group in a classification: such as
a : the highest of usually three classes of travel accommodations
b : a class of mail that comprises letters, postcards, or matter sealed against inspection

Recent Examples of first class from the Web

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.

First Known Use of first class

1616


FIRST-CLASS Defined for English Language Learners

first-class

adjective

Definition of first-class for English Language Learners

  • : of or relating to first class

  • : of the best quality : of the highest excellence


first class

noun

Definition of first class for English Language Learners

  • : 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


FIRST-CLASS Defined for Kids

first-class

adjective \ ˈfərst-ˈklas \

Definition of first-class for Students

1 : relating to the best group in a classification
2 : excellent


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