give a toss

present singular third person gives a toss · participle present giving a toss · past gave a toss · participle past given a toss

1. AustraliaIrelandUKslangTo care.

   “Tiles ... tiles ... splashback,” he burbled, trying to make himself heard over the crunching of diazepam tablets. Boris shrugged, not bothering to talk in meaningful sentences or even attempting to conceal the fact that he didn’t really give a toss.

   2019 November 18, John Crace, “Boris Johnson gets down to the business of getting business down”, in The Guardian

   Synonyms: becare, bother, care, concern oneself, heed, mind, reck, trouble oneself