Not sleep a wink
Meaning: not to sleep at all, not to have any sleep
Example: I was so excited last night - I didn't sleep a wink. I couldn't sleep a wink last night. Ann hasn't been able to sleep a wink for a week.
Example: I was so excited last night - I didn't sleep a wink. I couldn't sleep a wink last night. Ann hasn't been able to sleep a wink for a week.
