Common Latin Legal Terms and What They Mean

Habeas corpus, mens rea, prima facie — lawyers still use Latin phrases in court. Here's what they actually mean.

1. 1
   Habeas Corpus

   A legal action challenging unlawful or indefinite detention and demanding release or a hearing.
2. 2
   Mens Rea

   The guilty mind or criminal intent required to establish most crimes.
3. 3
   Actus Reus

   The guilty act or physical conduct that constitutes the crime itself.
4. 4
   Pro Bono

   Legal work performed without charge for the public good or those who cannot afford it.
5. 5
   Subpoena

   A court order requiring someone to testify in court or produce documents or evidence.
6. 6
   Voir Dire

   The questioning process used to select impartial jurors for a trial.

This guide is a plain-English reference and is not legal advice. Laws vary by jurisdiction and change over time. For specific situations consult a licensed attorney.