J, j

/jay/, n., pl. J's or Js, j's or js.

1. the tenth letter of the English alphabet, a consonant.

2. any spoken sound represented by the letter J or j, as in just, major, or rajah.

3. something having the shape of a J.

4. a written or printed representation of the letter J or j.

5. a device, as a printer's type, for reproducing the letter J or j.

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