noun
down jacket; quilted down coat
A warm jacket insulated with down feathers; a common winter garment in Japan.
from English
冬はダウンジャケットがないと寒くて外に出られない。
In winter, I can't go outside without a down jacket because it's too cold.
Variant with interpunct; less common in everyday writing.
ダウンコート is typically longer, like a down coat or parka, while ダウンジャケット is usually waist-length or hip-length.
Loanword from English 'down jacket'.