Beg for (someone/something) spoken language verb phrase
To earnestly ask for something you really want or need.
The little girl cries and begs for her mom.
The kids had been begging for a new game toy for a week and we finally got them one.
He begged for her to turn back to him.
I felt touched when seeing the poor children beg for leftovers at the restaurant.
To ask someone earnestly to do something for you