make friends (with one)
To form a new friendship (with one). Did you make any friends at school? I've made friends with one of the guys who works in my department.
make friends
Form a friendship, foster cordial feelings, as in I hope Brian will soon make friends at school, or She's done a good job of making friends with influential reporters. [c. 1600]
make ˈfriends (with somebody)
become somebody’s friend: Roger was new to the district but he soon made friends with other boys of his age.She’s a very open sort of person and tends to make friends easily.