4
general::
verb ask sb for food, money, etc. VERB + BEG be forced to, have to PREP. for begging for food | from He had to beg food from passers-by. ask for sth with great emotion ADV. almost, practically In the end they almost begged him to take the job. | humbly We humbly beg Your Majesty to show mercy. | silently Don't leave me, he begged her silently. VERB + BEG be forced to, have to PREP. for We went to him to beg for forgiveness. | of (formal) Do not do that, I beg of you.
Oxford Collocations Dictionary