bloom·er 2 
(blmər)
(blmər)n.
1. An outfit formerly worn by women and girls consisting of loose pants gathered about the ankles and worn under a skirt.
2. bloomers
a. Wide, loose pants gathered at the knee and formerly worn by women and girls for exercising and athletics.
b. Girls' underpants of similar design.
[After Amelia Jenks Bloomer.]
bloomer2skirt and pants as shown on a c. 1851 cover of sheet music for Bloomer Waltz, composed by William Dressler