~を見捨てる{みすてる}、(責任{せきにん}?約束{やくそく}などを)放棄{ほうき}する、人のもとを不作法{ぶさほう}に去る She walked out on her husband. 彼女は夫に愛想を尽かした。 He walked out on me. Don't walk out on me! Ten years ago our father walked out on us. He walked out on his wife and kids 1+もっと...0 years ago. She walked out on her contract. Why did you walk out on the class?