sleep a wink, not

not sleep a wink

To not get any sleep. Our newborn son is rather colicky, so my wife and I haven't slept a wink the last few nights.
See also: not, sleep, wink
Farlex Dictionary of Idioms.

sleep a wink, not

Not sleep at all, as in I couldn't sleep a wink last night. This expression, in which wink alludes to closing the eyes for sleep, was first recorded about 1325.
See also: not, sleep
The American Heritage® Dictionary of Idioms by Christine Ammer.
See also:
  • not sleep a wink
  • not get a wink of sleep
  • a wink of sleep
  • sleep around the clock
  • lose sleep about (someone or something)
  • lose sleep over (someone or something)
  • beauty
  • got to go home and get my beauty sleep
  • (I've) got to go home and get my beauty sleep
  • winks