The dirty air let out of a room through a register or pipe provided for the purpose.
An exhaust pipe, especially on a motor vehicle.
A system consisting of the parts of an engine through which burned gases or steam are discharged; see also exhaust system.
The steam let out of a cylinder after it has done its work there.
exhaust gas.
To empty by drawing or letting out the contents
To bring out or develop completely
To discuss thoroughly or completely
To subject to the action of various solvents in order to remove all soluble substances or extractives
To draw or let out wholly; to drain off completely (:liquid)
to tire out; to wear out; to cause to be without any energy
To use up; to deplete, drain or expend wholly, or until the supply comes to an end
A hoarding (temporary structure used during construction).
A cache of valuable objects or artefacts; a trove.
A hidden supply or fund.
A hoarding (billboard).
A projecting structure (especially of wood) in a fortification, somewhat similar to and later superseded by the brattice.
To amass, usually for one's own private collection.