At the eleventh hour

Meaning

At the last possible moment.

Examples

• John: We need to finalize the report by tomorrow.
• Alice: I know, but we're still missing some data. We'll have to work on it <b>at the eleventh hour</b>.
• John: I'm worried we won't make the deadline.
• Alice: Don't worry, I'm confident we can do it. Even if it means working <b>at the eleventh hour</b>.