1.
moody person; someone whose mood changes easily
a person whose feelings and attitudes fluctuate frequently and unpredictably
彼は気分屋だから扱いにくい。
He's moody, so he's hard to deal with.
上司が気分屋で困っている。
I'm having trouble because my boss is moody.
気分屋な性格を直したいと思っている。
I want to fix my moody personality.
COMPOUND:
気分 (mood) + 屋 (person suffix indicating a tendency)
NUANCE:
Often has a slightly negative connotation, implying that the person is difficult to deal with because their behavior depends on their mood. Can be used self-deprecatingly.
SIMILAR PATTERNS WITH 屋:
- 恥ずかしがり屋 - shy person
- 寂しがり屋 - person who easily gets lonely
- 怖がり屋 - timid/easily scared person
- 頑張り屋 - hard worker
GRAMMAR:
Can be used as a noun or as a na-adjective: 気分屋な人