English

Phrase

do me a favour

1. (Britain, colloquial) Expressing incredulity.
   • 2012, Keith Blackburn, Changes in a Landscape (page 134)

     Debbie remained seated. "Go to bed," she ordered.
     "With you here? Why what do you think I'll do, cut my throat with an electric razor? I know this dump's enough to drive anybody nuts but do me a favour."