STEP BY STEP 英語表現1153

step on someone’s toes

（人）の足指［つま先］を踏みつける；〈話〉（人）の領域を侵害する［にしゃしゃり出る］；〈話〉（人）の感情を害する；（人）のつま先［足の指］を踏む［踏み付ける］、（人）を怒らせる、（人）の感情を損ねる［害する］、（人）を不快にする、（人）の権利［領分］を侵す

(a Jeep approaches the rest stop)
Rachel : Oh! Oh! Car! Car! (noticing that Ross is the driver) Ucchh!
Phoebe : Oh, it’s Ross on one of his drives!
Joey : Heyy!
Chandler : Hey!
Phoebe : Hi!
Rachel : (angrily, to Phoebe) What is he doing here?
Ross : “He” is saving your butt. Unless of course I‘m stepping on some toes here, in which case I could just mosey on – I’ve got plenty of people to help on the interstate.
Chandler : No, no, we need you, you big (something), c’mon …

– “FRIENDS” Season 3 Episode 17

*save one’s butt　〈卑俗〉身を守る