I'm lost.

Meaning

I don't know where I am.

Examples

• John: '<b>I'm lost</b>. Can you help me find my way back to the hotel?'<br>
• Alice: 'Sure, where's the hotel located?'
• John: 'Where were you heading?'
• Alice: '<b>I'm lost</b>. I don't recognize any of these streets.'<br>