A1, awesome, bang-up, banner, beautiful, blue-chip, blue-ribbon, brave, bully, bumper, capital, choice, classic, cool [slang], corking, crackerjack, dandy, divine, dynamite, excellent, fab, fabulous, famous, fantastic, fine, first-class, first-rate, first-string, five-star, four-star, frontline, gilt-edged (or gilt-edge), grand, great, groovy, heavenly, high-class, hot, immense, jim-dandy, lovely, marvelous (or marvellous), mean, neat, nifty, noble, par excellence, peachy, prime, prize, prizewinning, quality, sensational, splendid, stellar, sterling, superb, superior, superlative, supernal, swell, terrific, tip-top, top, top-notch, top-of-the-line, topflight, unsurpassed, wonderful;
out of this world, too much;
A-OK Defined for English Language Learners
Definition of A-OK for English Language Learners
: entirely good or satisfactory : perfectly OK
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