He's 'filthy rich'. [=he's extremely rich; he has so much money that his wealth is disgusting or offensive]
He has a 'filthy' mouth. [=he uses language that is very offensive]
He has a 'filthy' temper. [=he gets angry very easily]
(..) embarrassing for me if I go to her and say, "Lady Litton, I arrest you," and she says, "On what charge?" and I do not have the answer. What? Oh, yes. And the same to you! Filthy swine. Cato, very strange. Chief Inspector Dreyfus calls me up, tells me to go and arrest Lady (..)1975 The Return of the Pink Panther
(..) I will let you off this time with just a warning. Thank you, monsieur l'agent. But you must get yourself a proper license. - First thing tomorrow. - Try to do something about your filthy monkey. Oh, one moment. Allez, allez. Over there! Arrêtez. Arrêt- - Idiot. (..)1975 The Return of the Pink Panther