mea cul·pa 
/ˌmejəˈkʊlpə/ noun
plural mea cul·pas /ˌmejəˈkʊlpə/ noun [count] : a statement in which you say that something is your fault
▪ The mayor's public mea culpa didn't satisfy his critics. ▪ (humorous) Okay, so maybe I misjudged you. Mea culpa!
▪ The mayor's public mea culpa didn't satisfy his critics. ▪ (humorous) Okay, so maybe I misjudged you. Mea culpa!
