Bung \Bung\, v. t. [imp. & p. p. Bunged; p. pr. & vb. n. Bunging.]

To stop, as the orifice in the bilge of a cask, with a bung; to close; -- with up.

To bung up, to use up, as by bruising or over exertion; to exhaust or incapacitate for action. [Low]

He had bunged up his mouth that he should not have spoken these three years. --Shelton (Trans. Don Quixote).

Source: Webster's Revised Unabridged Dictionary (1913)
 

Bung \Bung\, n. [Cf. W. bwng orfice, bunghole, Ir. buinne tap, spout, OGael. buine.]

1. The large stopper of the orifice in the bilge of a cask.

2. The orifice in the bilge of a cask through which it is filled; bunghole.

3. A sharper or pickpocket. [Obs. & Low]

You filthy bung, away. --Shak.

Source: Webster's Revised Unabridged Dictionary (1913)