: a marriage in which the partners agree to let each other have sexual partners outside the marriage
Examples of open marriage in a Sentence
Recent Examples on the WebMore alarming are those married couples in her practice who were in open marriages or already having multiple clandestine affairs and now are flouting guidelines by continuing to take new lovers.
Maria Puente, USA TODAY, 1 May 2020
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'open marriage.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.