atone UK /əˈtəʊn/US /əˈtoʊn/ verb5 •To make reparation, compensation, amends or satisfaction for an offence, crime, mistake or deficiency.He tried to atone for his mistakes by working harder.She gave a donation to atone for her past actions. •(nonstandard) To absolve (someone else) of wrongdoing, especially by standing as an equivalent. •(no longer used) To bring at one or at concordance; to reconcile; to suffer appeasement. •(no longer used) To agree or accord; to be in accordance or harmony. •(no longer used) To unite in making. formsatoned · atoning · atones · atoneth · atonest