maillot

noun

1. a close-fitting, one-piece bathing suit for women, simply styled and usually having a scoop neck and shoulder straps.
2. tights worn by dancers, acrobats, etc.
3. a close-fitting knitted shirt, especially a pullover.

noun

1. tights worn for ballet, gymnastics, etc
2. a woman’s swimsuit
3. a jersey

n.“tight-fitting one-piece swimsuit,” 1928, from French maillot “swaddling clothes,” from Old French mailloel (13c.), probably an alteration of maille “mesh” (see mail (n.2)). Borrowed earlier by English in the sense of “tights” (1888).