Plug valve

Plug valve
Plug Plug, n. [Akin to D. plug, G. pflock, Dan. pl["o]k, plug, Sw. plugg; cf. W. ploc.] 1. Any piece of wood, metal, or other substance used to stop or fill a hole; a stopple. [1913 Webster]

2. A flat oblong cake of pressed tobacco. [U. S.] [1913 Webster]

3. A high, tapering silk hat. [Slang, U.S.] [1913 Webster]

4. A worthless horse. [Slang, U.S.] [1913 Webster]

5. (Building) A block of wood let into a wall, to afford a hold for nails. [1913 Webster]

{Breech plug} (Gun.), in breech-loading guns, the metal plug or cylinder which closes the aperture in the breech, through which the gun is loaded.

{Fire plug}, a street hydrant to which hose may be attached. [U. S.]

{Hawse plug} (Naut.), a plug to stop a hawse hole.

{Plug and feather}. (Stone Working) See {Feather}, n., 7.

{Plug centerbit}, a centerbit ending in a small cylinder instead of a point, so as to follow and enlarge a hole previously made, or to form a counterbore around it.

{Plug rod} (Steam Eng.), a rod attached to the beam for working the valves, as in the Cornish engine.

{Plug valve} (Mech.), a tapering valve, which turns in a case like the plug of a faucet. [1913 Webster]


The Collaborative International Dictionary of English. 2000.

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  • Plug — Plug, n. [Akin to D. plug, G. pflock, Dan. pl[ o]k, plug, Sw. plugg; cf. W. ploc.] 1. Any piece of wood, metal, or other substance used to stop or fill a hole; a stopple. [1913 Webster] 2. A flat oblong cake of pressed tobacco. [U. S.] [1913… …   The Collaborative International Dictionary of English

  • Plug and feather — Plug Plug, n. [Akin to D. plug, G. pflock, Dan. pl[ o]k, plug, Sw. plugg; cf. W. ploc.] 1. Any piece of wood, metal, or other substance used to stop or fill a hole; a stopple. [1913 Webster] 2. A flat oblong cake of pressed tobacco. [U. S.] [1913 …   The Collaborative International Dictionary of English

  • Plug centerbit — Plug Plug, n. [Akin to D. plug, G. pflock, Dan. pl[ o]k, plug, Sw. plugg; cf. W. ploc.] 1. Any piece of wood, metal, or other substance used to stop or fill a hole; a stopple. [1913 Webster] 2. A flat oblong cake of pressed tobacco. [U. S.] [1913 …   The Collaborative International Dictionary of English

  • Plug rod — Plug Plug, n. [Akin to D. plug, G. pflock, Dan. pl[ o]k, plug, Sw. plugg; cf. W. ploc.] 1. Any piece of wood, metal, or other substance used to stop or fill a hole; a stopple. [1913 Webster] 2. A flat oblong cake of pressed tobacco. [U. S.] [1913 …   The Collaborative International Dictionary of English

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  • valve — valveless, adj. valvelike, adj. /valv/, n., v., valved, valving. n. 1. any device for halting or controlling the flow of a liquid, gas, or other material through a passage, pipe, inlet, outlet, etc. 2. a hinged lid or other movable part that… …   Universalium

  • valve — [valv] n. [ME, a door leaf < L valva, leaf of a folding door, akin to volvere, to roll: see WALK; VALVE senses 3, 4, 8 < ModL valva < L] 1. Archaic either of the halves of a double door or any of the leaves of a folding door 2. a gate… …   English World dictionary

  • Valve — Valve, n. [L. valva the leaf, fold, or valve of a door: cf. F. valve.] [1913 Webster] 1. A door; especially, one of a pair of folding doors, or one of the leaves of such a door. [1913 Webster] Swift through the valves the visionary fair Repassed …   The Collaborative International Dictionary of English

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