Definify.com
Webster 1913 Edition
Case shot
Case′ shotˊ
.(Mil.)
A collection of small projectiles, inclosed in a case or canister.
☞ In the United States a case shot is a thin spherical or oblong cast-iron shell containing musket balls and a bursting charge, with a time fuse; – called in Europe
shrapnel
. In Europe the term case shot is applied to what in the United States is called canister. Wilhelm.