Legal Terms Starting with U

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

Unclean Hands

An equitable defense preventing a party who acted unethically from obtaining relief in court.

Equity Law

Unconscionable

Contract terms so unfair or one-sided that they shock the conscience, potentially making the agreement unenforceable.

Contract Law

Undue Influence

Improper pressure or manipulation causing someone to act against their will, potentially invalidating contracts or wills.

Contract Law

Uniform Commercial Code

A comprehensive set of laws governing commercial transactions adopted with variations by all states.

Commercial Law

Unilateral Contract

An agreement where one party makes a promise in exchange for the other party's performance, not another promise.

Contract Law

Unjust Enrichment

Unfair benefit received at another's expense without legal justification, creating obligation to make restitution.

Equity Law

Unlawful Detainer

A legal proceeding to evict a tenant who wrongfully remains in possession of property after lease termination.

Real Estate

Usury

Charging interest rates on loans that exceed legal limits, potentially voiding the interest or entire agreement.

Banking Law

Ultra Vires

Latin for "beyond powers" - actions exceeding legal authority granted to a corporation or official.

Corporate Law

Unanimous Verdict

A jury decision requiring all members to agree, typically required in criminal cases and some civil matters.

Trial Practice

Underwriter

An entity that evaluates and assumes risk in insurance or securities offerings for a fee.

Securities Law

Unfit Parent

A parent whose behavior or condition endangers a child's welfare, potentially losing custody rights.

Family Law

Unliquidated Damages

Compensation for harm that must be determined by the court or jury rather than specified in contract.

Contract Law

Unreasonable Search

A search conducted without warrant or probable cause, violating Fourth Amendment protections.

Constitutional Law

Usufruct

The right to use and enjoy property owned by another, including deriving profit, without damaging it.

Property Law

Utility Patent

A patent protecting new and useful processes, machines, manufactured items, or compositions of matter.

Intellectual Property

Uncontested Divorce

A divorce where both spouses agree on all terms, allowing faster and less expensive resolution.

Family Law

Undertaking

A formal promise or pledge to perform a specific act, often in the context of legal proceedings.

General Legal Terms

Unenumerated Rights

Fundamental rights not specifically listed in the Constitution but protected under the Ninth Amendment.

Constitutional Law

Use Tax

A tax on goods purchased outside one's state for use within the state, complementing sales tax.

Tax Law