- 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.More example sentences
- 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.
mid 18th century: mob, variant of obsolete mab 'slut'. The word mob was first used in the sense 'prostitute' (mid to late 17th century), later denoting a negligee (mid 17th century to mid 18th century).