stovepipe

Meanings

Plural: stovepipes

Noun

• chimney consisting of a metal pipe of large diameter that is used to connect a stove to a flue
• a man's hat with a tall crown; usually covered with silk or with beaver fur
• Sheet-metal tubing used as a chimney for a stove or furnace.
• A channel for information which is compartmentalized in such a manner that some parties who might be interested in its use or able to make use of it are restricted from accessing it.
• A stovepipe hat.
• A type of malfunction affecting breechloading firearms, where a spent cartridge casing fails to eject completely, instead becoming stuck in the firearm's ejection port, usually oriented vertically or nearly so.
• A trench mortar such as the Stokes mortar.

Verb

• To collect or store (information) in a compartmentalized manner, so that some parties who might be interested in its use or able to make use of it are restricted from accessing it.
• Of a cartridge case, to become wedged vertically in the ejection port of a breechloading firearm, rather than ejecting completely from the weapon.

Synonyms

beaver, dress hat, high hat, opera hat, silk hat, top hat, topper