BUNG
bung, spile
(noun) a plug used to close a hole in a barrel or flask
bung
(verb) close with a cork or stopper
tip, fee, bung
(verb) give a tip or gratuity to in return for a service, beyond the compensation agreed on; “Remember to tip the waiter”; “fee the steward”
Source: WordNet® 3.1
Etymology 1
Noun
bung (plural bungs)
A stopper, alternative to a cork, often made of rubber used to prevent fluid passing through the neck of a bottle, vat, a hole in a vessel etc.
A cecum or anus, especially of a slaughter animal.
(slang) A bribe.
The orifice in the bilge of a cask through which it is filled; bunghole.
(obsolete, slang) A sharper or pickpocket.
Verb
bung (third-person singular simple present bungs, present participle bunging, simple past and past participle bunged)
(transitive) To plug, as with a bung.
(UK, Australian, transitive, informal) To put or throw somewhere without care; to chuck.
(transitive) To batter, bruise; to cause to bulge or swell.
(transitive) To pass a bribe.
Etymology 2
Adjective
bung (not comparable)
(Australia, NZ, slang) Broken, not in working order.
Etymology 3
Noun
bung (plural bungs)
(obsolete, UK, thieves' cant) A purse.
Source: Wiktionary
Bung, n. Etym: [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.
Bung, v. t. [imp. & p. p. Bunged; p. pr. & vb. n. Bunging.]
Definition: 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 Unabridged Dictionary 1913 Edition