Definition of give something in in English:

give something in

phrasal verb

British
  • Hand in a completed document to an official or a piece of work to a supervisor.

    • ‘I gave my essay in on time and went to sit in the medical school coffee shop.’
    • ‘We gave in our documents some time ago.’
    • ‘Stay aboard, while the pilot's helper carries identification papers up to the shack to be officially stamped - and don't fail to give your papers in.’