be up to something

1. чувствовать достаток сил и знаний для выполнения чего-либо
Are you up to climbing all the way to the 37th floor?
Are we up to meeting the delegation from Moscow and speaking Russian to them?
2. замышлять что-либо нехорошее
I'm afraid Jack is up to one of his old tricks again.
Категории: {informal} {v. phr.}

'be up to something' on video