1. [late 17C+] a lavatory.
2. attrib. use of sense 1.
3. in fig. use, as an intensifier.
4. [mid-17C; 1940s+] an unpleasant person.
5. [1940s+] any place judged second-rate, usu. dirty, messy, disgusting.
6. [1960s] a jail.
7. [1960s+] (orig. Aus.) a bad situation.
8. [1990s+] a coward.
see bang like a shithouse door (in a gale) under bang v.1
[2000s] (N.Z.) to have a bad hangover.
[1910s+] (Aus./N.Z.) unique, unrivalled; thus stand out like a country shithouse v.
[20C+] (US) a very large number or amount.
[1970s+] (Aus.) to pieces, ‘to hell’.