A large soft hat covering all of the hair and typically having a decorative frill, worn indoors by women in the 18th and early 19th centuries.‘Her hair was a dark brown and pulled up under her mob cap.’
- ‘Her brown hair peeked in wisps from under her mob cap, and when she saw me, she smiled.’
- ‘Sara looked up as Amy entered the room dressed in her simple black dress with the white apron and mob cap.’
- ‘Waitresses are dressed in black and wear white mob caps.’
Late 18th century from mob in the obsolete sense ‘promiscuous woman or prostitute’ (mid 17th century), later denoting a nightgown or robe.