run up on

詰め寄る、襲いかかる

人を脅したりけんかしたりするために、攻撃的に近づく。

やさしい英語で： To approach someone aggressively in order to threaten or fight them.

• Do not run up on him looking for a fight.
• Two men ran up on her and demanded money.
• He ran up on his rival after the argument.

使い方： run up on someone (The gang ran up on him outside the club.)

類義語： confront, threaten

よく使う表現： run up on someone, run up on him

突然近づく、駆け寄る

人に素早く、または突然近づき、驚かせることが多い。

やさしい英語で： To approach someone quickly or suddenly, often surprising them.

• Do not run up on me like that.
• A stranger ran up on us outside the shop.
• She was startled when he ran up on her from behind.

使い方： run up on someone (Do not run up on me from behind.)

類義語： rush up to

よく使う表現： run up on someone, run up on me

口説く、ナンパする

人に近づいて、恋愛の相手として興味があると示す。

やさしい英語で： To approach someone and show that you find them attractive.

• He tried to run up on me at the bar.
• She ran up on him and asked for his number.
• Do you always run up on people at parties?

使い方： run up on someone (He tried to run up on her at the party.)

類義語： hit on, chat up

よく使う表現： run up on someone, run up on her