1. 1〔突然〕suddenly; all of a sudden
    • いきなり部屋から飛び出した
    • He dashed out of the room suddenly.
    • 相手はいきなり彼に突っ掛かってきた
    • His opponent made a sudden lunge at him.
    • 彼はいきなり立ち上がった
    • He sprang to his feet./He stood up abruptly.
    • いきなり彼に尋ねられてびっくりした
    • His abrupt question took me by surprise.
  1. 2〔知らせなしに〕without (any) warning
    • いきなり解雇を言い渡された
    • I was discharged without notice.