sit-in (verb)

[Mullins, Bill]

OED has "sit-in" as a noun and adjective going back to 1937, but nothing
as a verb.

These can, no doubt, be antedated.

Harlem Sit-In at City Hall Wins Promise of Heat for Tenements
By CHARLES G. BENNETT
New York Times (1857-Current file); Jan 22, 1965; pg. 17 col 3
"Two groups of Harlem tenants sat in at City Hall yesterday to protest a
lack of heat and hot water in their tenements."



Sit-In at Welfare Protests Investigators' Behavior
The Washington Post, Times Herald (1959-1973); Nov 9, 1966; pg. A25 col
1.
"Six woman welfare recipients sat in at the District Welfare Department
building at 500 1st st. nw. yesterday to protest the behavior of welfare
investigators on Sunday."


"Slow Down May Hit Government" by Victor Reisel (syndicated column)
Wisconsin | Manitowoc | Herald Times Reporter | 1976-09-29 p. 4 col 6.
"They've seized the office of an assistant secretary of labor. They've
"sat-in." "