Green’s Dictionary of Slang

put through v.

[abbr. put through a/the wringer under wringer n.1 ]

(Aus./US) to cheat someone.

[US]Nat. Police Gaz. (NY) 21 Sept. n.p.: Not a day passes that we do not see an account of some country merchant being ‘put through’ in ‘Romeville’.
[Aus] ‘Whisper All Aussie Dict.’ in Kings Cross Whisper (Sydney) xxxviii 10/3: put through: To cheat someone.