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sit-in

noun [C]
 
 
/ˈsɪt.ɪn/ US  /ˈsɪt̬-/

Definition

an occasion when a group of people go into a public building and refuse to leave or allow normal activities to continue there until a situation that they are complaining about is changed: Students staged a sit-in in the university offices as part of their protest campaign. → See also sit inActivism and pressure groups
(Definition of sit-in noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

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