noun pl. J's, j's

1. the tenth letter of the English alphabet: formerly a variant of I, i, in the 17th cent. it became established as a consonant only, as in Julius, originally spelled Iulius
2. any of the speech sounds that this letter represents, as, in English, the j of joy
3. a type or impression for j or J
4. the tenth in a sequence or group
5. an object shaped like

adjective

1. of j or J
2. tenth in a sequence or group
3. shaped like

noun

1. January
2. Physics joule
3. Judge
4. July
5. June
6. Justice