inimitable

What it means

1. Beyond imitation, surpassing all others; matchless.

   Let's see you pay for your drink in your own inimitable fashion, huh? A song, Denton! How about it?

   1959, “Mr. Denton on Doomsday” (1:34 from the start), in The Twilight Zone, season 1, episode 3, spoken by Dan Hotaling (Martin Landau)

   2 more examples

   Moreover, a perfect Medal has its Profile and out-ſtroaks ſharp (Nummus aſper) and by no means rugged; the Figures clean and well poliſh'd; the Contours neatly trimm'd, and exactly round and carefully preſerv'd; that the Extancy and Relievos correſpond with the Ingraving, and have not ſuffer'd in Percuſſion; in all which, there is a certain Spirit of Antiquity and Excellency to be diſcern'd in Antient Medals almoſt inimitable.

   1697, J[ohn] Evelyn, “Instructions How to Collect, and Procure such Medals as are Antique, and Rare; and to Distinguish the True from the False, for the Prevention of Frauds and Impostures”, in Numismata. A Discourse of Medals, Antient and Modern. […], London: […] Benj[amin] Tooke […], →OCLC, page 201

   Sterling himself, though he had the most picturesque and inimitable vocabulary of vituperation, was highly squeamish about ordinary smut or profanity. He had indeed that nice-Nelliness which is often characteristic of the Don Juan type.

   1947, Miriam Allen deFord, “Laureate of Bohemia: George Sterlin”, in They Were San Franciscans, Caldwell, Idaho: The Caxton Printers, Ltd., page 306

   Synonyms: incopiable, uncopiable, unimitable · Antonyms: imitable, commonplace

In a sentence

Sterling himself, though he had the most picturesque and inimitable vocabulary of vituperation, was highly squeamish about ordinary smut or profanity. He had indeed that nice-Nelliness which is often characteristic of the Don Juan type.

1947, Miriam Allen deFord, “Laureate of Bohemia: George Sterlin”, in They Were San Franciscans, Caldwell, Idaho: The Caxton Printers, Ltd., page 306

Where it comes from

1. Latininimitabilis
2. Middle Frenchinimitable
3. Englishinimitable

Borrowed from Middle French inimitable, from Latin inimitabilis, corresponding to in- + imitable.