bad hair day
01
手に負えない髪の日, まとまらない髪の日
a day on which one feels unattractive, particularly due to one's hair not looking as well as it should
idiom
informal
例
I am having a bad hair day.
今日は手に負えない髪の日です。
02
a day that is full of incidents and misfortunes
idiom
informal
例
I am having a bad hair day; I spilled coffee and missed the bus.
