A form of protest in which participants occupy a place, refusing to leave until their demands are met.
The students organized a sit-in at the university administration building to demand changes in the curriculum.
An organized passive protest, especially against racial segregation, in which demonstrators occupy seats prohibited to them, as in restaurants and other public places.
During the civil rights movement, sit-ins were a common tactic used to challenge segregation laws.
sit-inadjective
Relating to or involving a sit-in protest.
Sit-in demonstrators occupied the lobby for four hours.