Plug (?), n. [Akin to D. plug, G. pflock, Dan. plök, plug, Sw. plugg; cf. W. ploc.]

1.

Any piece of wood, metal, or other substance used to stop or fill a hole; a stopple.

2.

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

3.

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

4.

A worthless horse. [Slang, U.S.]

5. (Building)

A block of wood let into a wall, to afford a hold for nails.

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.

 

© Webster 1913


Plug (?), v. t. [imp. & p. p. Plugged (?); p. pr. & vb. n. Plugging (?).]

To stop with a plug; to make tight by stopping a hole.

 

© Webster 1913


Plug, n. --
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.

 

© Webster 1913

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