[From the name of the inventor.] The type of breech-loading, center-fire needle-gun adopted as the rifle of the French army in 1866.
1869. Pall Mall Gaz., 21 Aug., 13/1. He lies with his shoulder shattered by a chassepot.
1870. Disraeli, Lothair, lx. 317. A brigade of French infantry armed with chassepots.