xs

/Z Z/
noun
  1. 1

    (chiefly clothing) Initialism of extra small (the manufactured size or an item of that size). [(uncountable) One of several sizes to which an item may be manufactured.]

adjective
  1. 1

    (chiefly clothing) Initialism of extra small (of the manufactured size). [(especially clothing) That is extra small (the manufactured size).]