(not) have the faintest (idea)

to have no knowledge of or no information about something.

'Do you know where Anna is? ' 'I haven't the faintest.'

I haven't the faintest idea what you're talking about. (often + question word)

• wouldn't dream of doing something
• wouldn't harm a fly
• wouldn't hurt a fly
• wouldn't know if it hit in the face
• wouldn't know if it hit you in the face
• wouldn't know something if it hit in the face
• wouldn't know something if it hit you in the face
• wouldn't say boo to a goose
• would see in hell before would
• would see in hell before would do something
• would see in hell before you would
• would see in hell before you would do something
• would see someone in hell before would
• would see someone in hell before would do something
• would see someone in hell before you would
• would see someone in hell before you would do something
• wrap around little finger
• wrap around your little finger
• wrap in the flag
• wrap round little finger
• wrap round your little finger
• wrap someone around little finger
• wrap someone around your little finger
• wrap someone round little finger
• wrap someone round your little finger