1. as a hole, lit. or fig.
(a) [late 18C+] the anus.
(b) [19C+] (also bung head) a general insult.
2. in the context of brewing.
(a) [mid-19C–1900s] a brewer (also personnified with a capital B); a brewery.
(b) [late 19C–1950s] beer.
(c) [mid-19C–1910s] an inn-keeper or publican; thus the bung ball, an annual publican’s dance.
(d) [1910s] (Aus.) generic for the brewery interest; also attrib.
[late 19C] beer, stout.
1. [1920s] lavatory paper.
2. [1990s+] a general insult.
[1930s] (US) to get drunk.
SE in slang uses
[late 19C–1930s] (US) a bartender; a publican.
[1950s] (US) to deflate someone’s ego, of an object, to wreck.
1. [late 19C] to stop talking, also as imper.
2. [1910s] to shut the door.
[2000s+] to tease, to deflate someone’s ego.