Akademik

bloomers
n.pl.
1 women's loose-fitting almost knee-length knickers.
2 colloq. any women's knickers.
3 hist. women's loose-fitting trousers, gathered at the knee or (orig.) the ankle.
Etymology: Mrs A. Bloomer, Amer. social reformer d. 1894, who advocated a similar costume

Useful english dictionary. 2012.