I messed up.

Meaning

A casual way of admitting a mistake.

Examples

• John: 'I messed up; I sent the email to the wrong person.'<br>
• Alice: 'It happens, John. Let's fix it quickly.'
• John: 'Don't worry, Alice. We can figure it out together.'
• Alice: 'I messed up; I missed a crucial step in the process.'<br>