Gate n. 1.A large door or passageway in the wall of a city, of an inclosed field or place, or of a grand edifice, etc.; also, the movable structure of timber, metal, etc., by which the passage can be closed.
2.An opening for passage in any inclosing wall, fence, or barrier; or the suspended framework which closes or opens a passage. Also, figuratively, a means or way of entrance or of exit. "Knowest thou the way to Dover? Both stile and gate, horse way and footpath." "Opening a gate for a long war."
3.A door, valve, or other device, for stopping the passage of water through a dam, lock, pipe, etc.
4.(Script.) The places which command the entrances or access; hence, place of vantage; power; might. "The gates of hell shall not prevail against it."
5.In a lock tumbler, the opening for the stump of the bolt to pass through or into.
6.(Founding) (a)The channel or opening through which metal is poured into the mold; the ingate.
(b)The waste piece of metal cast in the opening; a sprue or sullage piece. (Written also geat and git)
Gate chamber, a recess in the side wall of a canal lock, which receives the opened gate.
Gate channel. See Gate, 5. Gate hook, the hook-formed piece of a gate hinge.
Gate money, entrance money for admission to an inclosure.
Gate tender, one in charge of a gate, as at a railroad crossing.
Gate valva, a stop valve for a pipe, having a sliding gate which affords a straight passageway when open.
Gate vein (Anat.), the portal vein.
To break gates (Eng. Univ.), to enter a college inclosure after the hour to which a student has been restricted.
To stand in the gate or To stand in the gates, to occupy places or advantage, power, or defense.
...
