nod off
US /nɑːd ɑːf/
UK /nɑːd ɑːf/

1.
cochilar, pegar no sono
to fall asleep, especially unintentionally
:
•
He kept nodding off during the boring lecture.
Ele continuou cochilando durante a palestra chata.
•
I was so tired, I almost nodded off at my desk.
Eu estava tão cansado que quase cochilei na minha mesa.