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]