wait up - definition and synonyms

phrasal verb [intransitive]
present tense
I/you/we/theywait up
he/she/itwaits up
present participlewaiting up
past tensewaited up
past participlewaited up
  1. 1
    to not go to sleep until someone comes home
    wait up for:

    Don’t wait up for me, I’ll be very late tonight.

  2. 2
    American spoken used for asking or telling someone to stop so that you can speak to them or walk with them
See also main entry: wait