Т-14

ТАК ЕГО (её, их)! coll Interj these forms only fixed WO

an exclamation of encouragement directed toward a person or persons who are punishing s.o. , disciplining s.o. , beating s.o. (up) etc

let him (her, them) have it!

give it to him (her, them) good! that's giving it to him (her, them)! (in refer, to verbal reprimands only) that's telling him (her, them)!