Definition of casemate
: a fortified position or chamber or an armored enclosure on a warship from which guns are fired through embrasures
Origin and Etymology of casemate
Medieval French, from Old Italian casamatta
First Known Use: 1550See Words from the same year
Seen and Heard
What made you want to look up casemate? Please tell us where you read or heard it (including the quote, if possible).