Definition of nod off in English:

nod off

phrasal verb

informal
  • Fall asleep, especially briefly or unintentionally.

    ‘he nodded off during the sermon’
    • ‘But for once she had nothing to lean against and she had the impression that if she nodded off anymore, she might possibly fall off her horse.’
    • ‘He admitted that he had nearly nodded off just before the crash.’
    • ‘Find yourself nodding off at your desk by mid-afternoon, then failing asleep during your favorite TV show in the evening?’
    • ‘Eric was up an about this morning when we got up this morning before nodding off again and has been asleep for the last few hours.’
    • ‘I ate a light breakfast and nodded off to asleep again, sleepy from the previous night's restlessness.’
    • ‘After a while, the girls had quieted down enough for Shannon to fall asleep and for Sarah to start nodding off, yet again.’
    • ‘I thought I was going to fall asleep, but every time I began to nod off, my dad would elbow me slightly.’
    • ‘The road continues to unwind, and Frank nods off briefly, before snapping awake after a close call.’
    • ‘The defendant is very sorry for causing the fatal accident, Your Honour, it was unintentional, he nodded off whilst driving.’
    • ‘As the driver's head falls forward as he starts to nod off, the audible alarm is activated.’
    fall asleep, go to sleep, get to sleep, doze off, drop off
    View synonyms