noun
back-combed hair; teased hair; puffed-up hair
Refers to hair that has been brushed or combed against its natural direction to create volume or a fluffy appearance. Common in hairstyling contexts.
美容師が逆毛を立ててボリュームを出した。
The hairdresser back-combed the hair to add volume.
逆毛を入れると、髪がふんわり見える。
When you tease the hair, it looks fluffy.