From Wiktionary, the free dictionary
A calque of German Schaukelstuhl.
rocking stool (plural rocking stools)
- A rocking chair.
2016, L.E. Hartley, The Broken Mirror[1], →ISBN, page 273:The Garda van was parked in the yard, and the two young Gards were struggling to get the rocking-stool out of the back.
1990, Robert Upton, A killing in real estate: an Amos McGuffin mystery[2], →ISBN, page 155:He continued to stare out the window, accompanied by Johnny's groans and the rhythmic squeaking of the rocking stool.
- Used other than figuratively or idiomatically: see rocking, stool.