poke (someone) in the ribs

Translations
тыкать (кого-то) в ребра
He poked me in the ribs to get my attention.
Он ткнул меня в ребра, чтобы привлечь мое внимание.
Definitions
To poke someone in the ribs means to gently prod or nudge them in the side, often as a playful gesture or to get their attention.