What does "maillot" mean?

A one-piece swimsuit (for women).

What is a synonym for "maillot"?

Common synonyms include: tank suit, wet suit.

/mæˈjoʊ/ noun

noun ·Rare ·Advanced level

Noun

1
A one-piece swimsuit (for women).
2
tights for dancers or gymnasts wordnet
3
A leotard or tights of stretchable jersey fabric, generally worn by dancers, gymnasts or cyclists.
4
a woman's one-piece bathing suit wordnet

"Contador won the maillot jaune in the Tour de France."

Borrowed from French maillot (“shirt, leotard”).