outside - definition and synonyms

adjective, adverb, noun, preposition 

Your browser doesn’t support HTML5 audio

Outside can be used in the following ways:
as a preposition (followed by a noun): He was sitting at a table outside the café.
as an adverb (without a following noun): Why don’t you go and play outside?It’s cold outside.
as an adjective (before a noun): the outside wall of the building
as a singular noun: The house doesn’t look very impressive from the outside.
in the preposition phrase outside of: We usually hold meetings outside of business hours.He has told no one outside of a few close friends.
  1. 1
    used for saying where someone/something is
    1. a.
      not inside a building

      I could hear the sound of voices coming from somewhere outside.

    2. b.
      close to a place, building, or room but not in it

      Three police cars were parked outside their house.

      We waited outside in the corridor until it was our turn to go in.

      A crowd had gathered outside the gates of the US embassy.

      The exhibition will open on a site just outside Paris.

    3. c.
      away from a particular country, area, or town

      The postal service is better outside London.

      outside of:

      Her name is almost unknown outside of Latin America.

  2. 2
    moving or looking out of somewhere
    1. a.
      moving or looking out of a building or room

      Let’s go outside and sit in the sun.

      I walked over to the window and looked outside.

      Residents were warned not to venture outside their homes.

    2. b.
      moving out of a country, area, or town

      Emily Brontë had never travelled outside Yorkshire.

  3. 3
    used for referring to the outer part or surface of something
    outside wall/surface/shell etc:

    The outside walls were painted grey.

    First remove the outside skin of the onion.

    the outside of something:

    The outside of the house is in urgent need of repair.

  4. 4
    not within the limits of something
    1. a.
      not within the limits of a particular time, range, or situation

      The failure was caused by circumstances outside our control.

      Until then love was something outside my experience.

    2. b.
      not within the limits of a particular subject or activity

      George’s passion outside business is rugby.

      outside of:

      mathematical discoveries that will have a big impact outside of mathematics

  5. 5
    not within a particular group or organization
    1. a.
      used for saying what is done or known by people who are not in a particular group or organization

      Observers outside the government believe the programme is a waste of money.

      The secret was never revealed outside the family circle.

    2. b.
      used for referring to people who do not belong to a particular group or organization
      from outside:

      The company brought in advisers from outside.

      outside help/interference/influence etc:

      State governors resent outside interference from Washington.

      outside experts/contractors/advisers etc (=ones not employed by the organization):

      The department has commissioned outside contractors to do the job.

  6. 6
    except a particular thing or person
    outside of:

    I seldom meet anyone outside of the people I work with.