Jer.

Proper noun

Jeremiah

1. An ancient prophet, the author of the Book of Jeremiah, and of the Lamentations.
   • And Ieremiah lamented for Ioſiah, and all the ſinging men and the ſinging women ſpake of Ioſiah in their lamentations to this day, and made them an ordinance in Iſrael; and beholde, they are written in the Lamentations.1611, The Holy Bible, […] (King James Version), London: […] Robert Barker, […], →OCLC, 2 Chronicles 35:25, column 1
2. A book of the Old Testament of Bible, and of the Tanakh.
3. A male given name from Hebrew of biblical origin.
   • The man whom you call Diarmaid when you speak Irish, a low, pernicious, un-Irish, detestable custom, begot by slavery, and propagated by cringing, and fostered by flunkeyism, forces you to call Jeremiah when you speak English, or as a concession, Darby.2000, David Pierce, Irish Writing in the Twentieth Century: A Reader, . Cork University Press., →ISBN, page 8
4. A surname.

See all 6 meanings of Jeremiah