Meaning of slop-basin | Babel Free

Definitions

1. A container used for urinating or defecating when it is impossible or inconvenient to go to a bathroom or toilet; a bedpan, a chamber pot. Commonly used in hospitals, where it is normally called bedpan. Formerly used in private residences, particularly those without an indoor toilet or bathroom.
   dated
2. A bowl for receiving the leavings of tea or coffee cups at table
   British

CEFR level