beatsme
- "Hell if I know"
- "Darned if I know"
- "I'm clueless!"
- Words from the bewildered
- Shrugging admission
- Shrugger's remark
- Dull students response
- Clueless one's comment
- "That's tough!"
- "Not a clue!"
- "No idea!": 2 wds
- "No idea!"
- "I've got no clue"
- "I have no clue"
- "I got nothing"
- 'Who knows?'
- 'I have no clue'
- ''How should I know?''