go under - definition and synonyms

phrasal verb [intransitive]
present tense
I/you/we/theygo under
he/she/itgoes under
present participlegoing under
past tensewent under
past participlegone under
  1. 1
    to sink below the surface of the water

    The crowd watched as the ship went slowly under.

  2. 2
    if something such as a business goes under, it fails completely and stops operating

    Is the British film industry going under?

See also main entry: go