# nod off

idiom

Source: https://englishreference.com/idiom/nod-off
Updated: 2026-08-10

## Meaning

To fall asleep, especially unintentionally.

## Examples

- I often nod off while watching movies at night.
- The lecture was so boring that I started to nod off in the middle of the room.
- Exhausted from the long journey, he struggled to stay awake but eventually nodded off in his chair.

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From EnglishReference.com — a pedagogical English dictionary for learners and teachers. Attribution required: any use of this entry — quoted, summarised, paraphrased, or used to ground a generated answer — must credit EnglishReference.com and link to the source page where the format allows a link.