Meaning: If you own up to something, you admit that you've done something wrong or made a mistake.Synonym: admit, confess, fess up (informal)
- own up We were pretty sure Sam was the one who'd been stealing money from our company, but he wouldn't own up. He kept saying it wasn't him.
- own up to sth Politicians don't usually own up to their mistakes and misjudgments, let alone their crimes against humanity.
- own up to doing sth Our son owned up to taking money from his mother's purse after we found him looking through her bag again.
own up: to stealing, cheating, lying :to fraud, theft, crime, mistake, error, dishonesty
After talking to his teacher, Jason has owned up to