to bum on
01
怒る, イライラする
to become angry or upset with someone or something, often over a minor issue
Disapproving
Informal
例
She really bummed on him when he forgot their anniversary.
彼が記念日を忘れたとき、彼女は本当に彼に腹を立てた。
I ca n't believe you're bummin' on me over something so small!
こんな些細なことで私に怒っているなんて信じられない！
