sit in

/ˈsɪtˌɪn/
noun
  1. A form of protest in which people sit down in a public place and refuse to leave, usually to demand political or social change.
    • The students held a sit-in at the university president's office to protest tuition increases.
    • The environmental group organized a sit-in outside the government building to demand action on climate change.
    • During the civil rights movement, sit-ins at segregated lunch counters became a powerful tool for change.
What does "sit in" mean? | whatsthatwordmean | whatsthatwordmean