go to bed
- To lie down to sleep, to put oneself in one's bed
2013 July 19, Ian Sample, “Irregular bedtimes may affect children's brains”, in The Guardian Weekly, volume 189, number 6, page 34:
- Irregular bedtimes may disrupt healthy brain development in young children, according to a study of intelligence and sleeping habits. ¶ Going to bed at a different time each night affected girls more than boys, but both fared worse on mental tasks than children who had a set bedtime, researchers found.
it's ten minutes past your bed-time; go to bed!; it's been a long day - I think I'll just go to bed
- (to lie down to sleep): hit the sack
to lie down to sleep