). The P.Gmc. word is a parallel form to Celt. *bracca, source (via Gaulish) of L. braca (cf. Fr. braies), and some propose that the Gmc. word group is borrowed from Gallo-Latin, others that the Celtic was from Germanic. Expanded sense of "part of the body covered by breeches, posterior" led to senses in childbirthing (1670s) and gunnery ("the part of a firearm behind the bore," 1570s). As the popular word for "trousers" in English, displaced in U.S. c.1840 by pants
. The Breeches Bible (Geneva Bible of 1560) so called on account of rendition of Gen. iii.7 (already in Wyclif) "They sewed figge leaues together, and made themselues breeches."