- Action on the Case
- Actionable
- Actionable Per Se
- Actual Cash Value
- Actual Notice
- Actuary
- Actus Reus
- Ad Damnum
- Ad Hoc
- Ad Hominem
- Ad Interim
- Ad Litem
- Ad Valorem
- Adams, John
- Adams, John Quincy
- Adaptation
- Add-On
- Addams, Jane
- Addict
- Additional Extended Coverage
- Additional Instructions
- Additur
- Adduce
- Ademption
- Adequate
- Adequate Remedy at Law
- Adhesion Contract
- Adjacent
- Adjective Law
- Adjoining Landowners
