stay out
phrasal verbwithstayverbuk/steɪ/us/steɪ/
B2
to not comehomeatnight, or to gohomelate:
在外过夜;晚归Ourcatusuallystaysout atnight.我们家的猫通常在外面过夜。
Mymumwon'tletmestayoutlate.我妈妈不准我晚上太晚回家。
- Hestayedout lastnightand I've noideawhere he was.
 - I've got to get up earlytomorrowso I won't bestayingout late.
 - He getssuspiciousif Istayout late.
 - He called me to say he'd bestayingout.
 - I like tolethimknowif I'mstayingout late.
 
Animal physiology: not sleeping & not unconscious
- anti-sleep
 - astir
 - come round
 - consciousness
 - get up
 - insomnia
 - insomniac
 - keepsomeoneup
 - knock
 - knock up
 - land
 - rise
 - sit(someone)up
 - toss
 - wait up
 - wakeful
 - waken
 - wakey-wakey
 - waking
 - woke