From Longman Dictionary of Contemporary Englishbathroom/toilet/shower stallbathroom/toilet/shower stallTBBa small enclosed private area for washing or using the toilet → stall
Examples from the Corpus
bathroom/toilet/shower stall• Think about it, really, would you trust somebody who promotes their self in a bathroom stall?• The urinals were metal, and in a distant area of shadows there appeared to be shower stalls.• Tillman worked her hard all day made her change sheets, scour shower stalls.• We got a hotel room that featured peeling paint, no windows, and a john in the shower stall.• He asked for the shampoo in the shower stall and she handed it to him. 