stovepipe

A pipe, usually of thin sheet metal, used to conduct smoke or fumes from a stove into a chimney flue.

A man’s tall silk hat.

A pathway for transmitting information higher in a hierarchy while bypassing intervening levels that remain uninformed about this information.

To transmit (information) up in a hierarchy by means of a stovepipe.

A metal pipe for conducting smoke, gases, etc., from a stove to a chimney-flue.

Same as stovepipe hat.

Pipe made of sheet iron in length and angular or curved pieces fitting together, — used to connect a portable stove with a chimney flue.

A tall silk hat with a brim, worn commonly as an item of formal dress by gentlemen in the late 1800’s.

Sheet-metal tubing used as a chimney for a stove or furnace.

A channel for body of information which is compartmentalized in such a manner that some parties which might be interested in its use or be able to utilize it are restricted from access to it.