rein_in
1. [ verb ] stop or slow up one's horse or oneself by or as if by pulling the reins
Synonyms: rein
Examples:

"They reined in in front of the post office"

Related terms: stop driving
2. [ verb ] control and direct with or as if by reins; as of a horse
Synonyms: draw_rein rein harness
Related terms: control rein
3. [ verb ] stop or check by or as if by a pull at the reins
Synonyms: rein
Examples:

"He reined in his horses in front of the post office"

Related terms: stop pull rein
Similar spelling:   rennin
  reunion
  renin
  renown
  remain