gem

1. (figuratively) Any precious or highly valued thing or person.Examples: "She's an absolute gem."; "Standout “Hidden Knives” is the kind of new wave-leaning punk gem John Hughes would’ve loved, while “So Beneath You” is a teeth-baring, roiling tune."countablefigurativelyuncountable

2. (obsolete) A gemma or leaf bud.Examples: "c. 1668, John Denham (translator), Of Old Age by Cato the Elder, Part 3, in Poems and Translations, with The Sophy, London: H. Herringman, 4th edition, 1773, p. 35, Then from the Joynts of thy prolifick Stemm A swelling Knot is raised (call’d a Gemm)"; "Among the crooked Lanes, on every Hedge, / The Glow-Worm lights his Gem […]."; "1803, John Browne Cutting, “A Succinct History of Jamaica” in Robert Charles Dallas, The History of the Maroons, London: Longman and Rees, Volume 1, p. xcii, In about twelve days the sprouts from the gems of the planted cane are seen […]"countableobsoleteuncountable

3. (computing) A package containing programs or libraries for the Ruby programming language.countableuncountable

4. (uncountable, printing, uncommon, obsolete) A size of type between brilliant (4-point) and diamond (4½-point), running 222 lines to the foot.obsoleteuncommonuncountable

5. (baseball) A strong, dominating pitching performance.Examples: "2025, Associated Press, Crochet gets 1st career shutout and complete game as Red Sox beat Rays for 9th straight win by Associated Press, He didn’t walk a batter in his 100-pitch gem"countableuncountable

6. (Internet slang) Internet content of good quality.Antonyms: coal, brimstoneInternetcountableuncountable