walloper

From wallop +‎ -er.

walloper (plural wallopers)

1. One who wallops.
2. (Ireland) A cudgel, a shillelagh.
3. (Scotland, slang, derogatory, vulgar) penis; (by extension) an idiot, a stupid person.
4. (Australia, slang, humorous) A policeman, a male police officer.
   • 1950, Frank Hardy, Power Without Glory,

     Police! Everyone out! The bloody wallopers are on their way!

   • 1971, John O'Grady, Dealing with Cops, in Aussie Etiket, quoted in 1988, Aussie Humour, Macmillan, →ISBN, page 200,

     Uniformed cops are generally known as ‘wallopers’, and cops in plain clothes are called ‘demons’. These latter, supposed to be disguised, are instantly recognisable.

   • 2006, Andrew Stafford, Pig City: From the Saints to Savage Garden, page 106,

     Understandably the wallopers were called, and they cleared everybody out.

• (police officer): see Thesaurus:police officer

• dock walloper
• pot-walloper

• rope wall