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mobcap

American  
[mob-kap] / ˈmɒbˌkæp /

noun

  1. a soft cloth cap with a full crown, fitting down over the ears and frequently tying beneath the chin, formerly worn indoors by women.


mobcap British  
/ ˈmɒbˌkæp /

noun

  1. Often shortened to: mob.  a woman's large cotton cap with a pouched crown and usually a frill, worn esp during the 18th century

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of mobcap

1785–95; perhaps mob slattern (itself perhaps variant of Mab for Mabel ) + cap 1