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open house

noun
  1. a party or reception during which anyone who wishes may visit to share in a celebration, meet a special guest, etc.
  2. a time during which a school, institution, etc., is open to the public for exhibition or for some specific occasion.
  3. a house hospitably open to all friends who may wish to visit it.
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Idioms
  1. keep open house, to be prepared to entertain visitors at any time: They keep open house for artists and writers.
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Origin of open house

First recorded in 1520–30
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for open house

Historical Examples

  • There was also an open-house at your own apartment during that period of time, was there not?

    Warren Commission (8 of 26): Hearings Vol. VIII (of 15)

    The President's Commission on the Assassination of President Kennedy


British Dictionary definitions for open house

open house

noun
  1. US and Canadian an occasion on which an institution, such as a school, is open for inspection by the publicAlso called (in Britain and certain other countries): open day, at-home
  2. keep open house to be always ready to provide hospitality
  3. US and NZ a house available for inspection by prospective buyers
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Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012