English
read-in
Deverbal from read in or from read + -in; modelled on lie-in and sit-in.
Formed from read + -in
Proto-Indo-European *Hreh₁dʰ- ‘to think, arrange’
…
Proto-Germanic *rēdaną ‘advise’
Proto-West Germanic *rādan ‘to advise’
Old English rǣdan ‘to counsel’
Middle English reden ‘to counsel’
English read
The story
Deverbal from read in or from read + -in; modelled on lie-in and sit-in.
Today it means
noun A protest in which demonstrators gather in or occupy a segregated library in order to read.
Language periods are conventional ranges, not dates for this word.
Etymograph / read-in