The cheongsam (from Cantonese Chinese: 長衫; Jyutping: coeng4saam1;/ˈtʃiːɒŋˈsæm/,[1] /ˈtʃɒŋˈsæm/ or /ˈtʃɒŋˈsɑːm/) is a body-hugging one-piece Chinese dress for women, also known as qipao (from Mandarin Chinese: 旗袍; pinyin: qípáo; Wade–Giles: ch’i-p’ao; IPA: [t͡ɕʰǐ pʰɑ̌ʊ̯] ( listen)), and Mandarin gown. The stylish and often tight-fitting cheongsam or qipao (chipao) that is best known today was created in the 1920s in Shanghai and made fashionable by socialites and upper class women. [Wikipedia]
Noted in the comic 9 Chickweed Lane.