A1

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adjective \ ˈā-ˈwən \

Definition of A1

1 :having the highest possible classification used of a ship
2 :of the finest quality :first-rate

Examples of a1 in a Sentence

  1. The car's in A1 condition.

  2. an A1 mom deserves only the very best Mother's Day card

First Known Use of a1

1801

a1 Synonyms

Synonyms
A-OK, excellent, 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

A1 Defined for English Language Learners

A1

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adjective

Definition of A1 for English Language Learners

  • : very good or excellent


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