쉽게 짜증을 내거나 불평하는, 기분이 언짢고 성마른 상태인.
Easily annoyed and complaining; having a bad temper or being in a bad mood.
예문:
"He gets very grouchy when he hasn't had enough sleep."
"The grouchy shopkeeper barely looked up when I entered the store."
"Don't be so grouchy just because we missed the bus."