baggy
adjective uk/ˈbæɡ.i/ us/ˈbæɡ.i/
（衣服）肥大的，宽松下垂的
(of clothes) hanging loosely because of being too big or having been stretched
baggy trousers 肥大的裤子
My T-shirt went all baggy in the wash. 我的T恤衫洗过后变得松松垮垮的了。
Synonym: loose-fitting