cheongsam means: A Chinese garment with a standing collar and short sleeves. It also has buttons on the front or cloth frogs. This garment, which was created in 1930s to combine Western and Chinese style, is still popular today. (in Fashion Dictionary)
What else does cheongsam mean?
Traditionally worn by Chinese women, this long-sleeved dress has a high collar with a slit bottom. (in Merlin Dictionary)