Jump on (someone's) back
Translation of "jump on (someone's) back" into Russian
jump on (someone's) back
критиковать (кого-то)
He is always jumping on his back for the smallest mistakes.
Он всегда критикует его за самые маленькие ошибки.
Definitions
To criticize, blame, or pressure someone, often repeatedly or unfairly; can also mean to physically climb onto someone's back, but is more commonly used figuratively to describe giving someone a hard time.