mob cap

Từ điển Oxford Advanced Learner 8th

ˈmob cap f11 [mob cap mob caps] BrE NAmE noun
a light cotton cap covering all the hair, worn by women in the 18th and 19th centuries

Word Origin:
mid 18th cent.: mob, variant of obsolete mab ‘slut’. The word mob was first used in the sense ‘prostitute’ (mid to late 17th cent.), later denoting a negligee (mid 17th cent. to mid 18th cent.).