To take someone along; to bring someone with you; to be accompanied by someone (transitive verb).
子どもを連れて公園へ行った。
I went to the park with my child.
彼は犬を連れて散歩している。
He is walking with his dog.
友人をパーティーに連れてきてもいいですよ。
You may bring a friend to the party.