Can·is·ter n.
1. A small basket of rushes, reeds, or willow twigs, etc.
2. A small box or case for holding tea, coffee, etc.
3. Mil. A kind of case shot for cannon, in which a number of lead or iron balls in layers are inclosed in a case fitting the gun; -- called also canister shot.
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canister shot
n : a metallic cylinder packed with shot and used as ammunition
in a firearm [syn: case shot, canister]