- (on a French window or the like) a pair of rods, moved by a knob mechanism, sliding into sockets in the head and sill of the opening to provide a secure fastening.
Also cre·mone bolt [kri-mohn] /krɪˈmoʊn/.
Origin of cremorne bolt
< French crémone, probably after Cremona
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018