1. XS - Noun
2. XS - Adjective
XS (singular only)
(chiefly clothing) Initialism of extra small (the manufactured size or an item of that size).
Coordinate terms: XXS, S, M, L, XL, XXL
XS (not comparable)
(chiefly clothing) Initialism of extra small (of the manufactured size).
Coordinate terms: XXS, S, M, L, XL, XXL