rein in
       v 1: stop or slow up one's horse or oneself by or as if by
            pulling the reins; "They reined in in front of the post
            office" [syn: rein]
       2: control and direct with or as if by reins; "rein a horse"
          [syn: harness, draw rein, rein]
       3: stop or check by or as if by a pull at the reins; "He reined
          in his horses in front of the post office" [syn: rein]