my foot

US /maɪ fʊt/
UK /maɪ fʊt/
"my foot" picture
1.

とんでもない, まさか

used to express strong disagreement or disbelief about something that has just been said

:
He said he's a genius. Genius, my foot!
彼は天才だと言った。天才、とんでもない
You think that's a good idea? Good idea, my foot!
それが良いアイデアだと思う?良いアイデア、とんでもない