rein in Meaning, Definition & Usage

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

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