nod off

Related to nod off: conceded, bring forward, bounce off, stave off

nod off

To fall asleep, usually briefly or when one does not intend to. I was so tired from staying up all night that I kept nodding off throughout the day.
See also: nod, off
Farlex Dictionary of Idioms.

nod off

to fall asleep, usually while sitting up. Jack nodded off during the minister's sermon. Father always nods off after Sunday lunch.
See also: nod, off
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.

nod off

Fall asleep momentarily, doze, as in Grandma spends a lot of time in her rocking chair, nodding off now and then. This expression alludes to the quick involuntary dropping of one's head from an upright position when drowsy or napping. The verb nod alone was so used from the mid-1500s. Also see drop off, def. 1.
See also: nod, off
The American Heritage® Dictionary of Idioms by Christine Ammer.

nod off

v.
To fall asleep, especially without intending to do so: Some of the students nodded off during the lecture.
See also: nod, off
The American Heritage® Dictionary of Phrasal Verbs.
See also:
  • nod out
  • nodded out
  • the sandman's coming
  • go out like a light
  • conk
  • conk off
  • be in the Land of Nod
  • in the Land of Nod
  • conk out
  • conk out, to
References in periodicals archive
Ewan the Dream Sheep pounds 29.99 from www.easidream.co.uk We've all tried counting them, now here's a soft toy version to snuggle with to help little nippers nod off. Ewan emits soothing sounds at low base frequency, and this, together with the soft glow, helps toddlers drift off.
Six of the best sleeping aids
In my mind, I did not nod off. I closed my eyes but I was still listening to what was being said."
Wake up counzzzzillor!
The study showed four in 10 struggle to fall asleep, with the average person taking 46 minutes to nod off.
DAWN OF THE DREAD
Sleep experts say it's not dull speeches that cause people to nod off.
THE DREAM TEAM; Big names who nodded off in the glare of the public eye
The study showed four in 10 struggle to fall asleep, with the average Brit taking 46 minutes to nod off.
DAWN OF THE DREAD; Noisy neighbours and snorers break typical sleep at 3.44am
Aching limbs are the top reason why we can't nod off, annoying 36 per cent of the population.
Getting to sleep is a real pain
Computer student Emma said: "I know I can never just nod off somewhere because I will die.
I'M DYING FOR A NAP; Falling asleep can kill Emma
The study also found that 75% of the workforce gets less than the recommended eight hours a night, and a quarter need an alcoholic drink to help them nod off.
Fewer winks for public sector staff; SLEEP
And when they do finally get to bed, 76% of Brits find it hard to nod off.
SLEEPING ROUGH; Anxious Brits skimp on kip
The hotel asked its guests what music is most likely to help them nod off.
Celine songs best.. for falling asleep
The unhealthy drivers were a possible threat to other road users as they are more likely to have heart attacks and to nod off at the wheel.
UNFIT FOR DRIVING
The 45-year-old, who now wants to be known as Esther, couldn't nod off on Wednesday night and was in a "really foul mood", according to the New York Post.
3am: Snooze that girl?