Tontine is an investment plan in which participants buy shares in a common fund and receive an annuity that increases every time a participant dies.

In simpler terms, tontine is an investment scheme in which the so-called...

tortious interference

Tortious interference is a common law tort allowing a claim for damages against a defendant who wrongfully interferes with the plaintiff's contractual or business relationships.

See also intentional interference with contractual relations.

toxic mold

Toxic mold is a term that is used to describe types of mold that are considered deadly to humans. Toxic mold encompasses hundreds of species of mold, a small fraction of which are not very harmful to the human body. Mold is a form of fungus...

toxic tort

A toxic tort is a subcategory of torts involving injuries to plaintiffs caused by toxic substances. Such cases are often brought under the doctrine of product liability. While toxic tort cases traditionally dealt with injuries arising from...

trade regulation

Trade Regulation: an overview

The terms commerce and trade are often used interchangeably, with commerce referring to large-scale business activity and trade describing commercial traffic within a state or a community. The U.S. Constitution,...


Trafficking is the transporting of or transacting in illegal goods or people. See drug trafficking, sex trafficking, and human trafficking.

[Last updated in December of 2021 by the Wex Definitions Team]


In business law, a transaction is an event associated with business dealings conducted between two or more parties that involve the formation and performance of an obligation or contract. The word transaction is frequently used in real estate...

transfer agent

A transfer agent is an agent, usually a commercial bank or trust company, appointed by a corporation to keep legal records of all the corporation's stockholders. The transfer agent updates these records when stock is transferred, issued or...

transmittal letter

A letter that accompanies some object and serves as a record of that object being delivered. The object being delivered is often a paper document (e.g., a pleading), but may also be a larger physical object (e.g., goods).

treasury bill

Treasury bills are one of three main securities issued by the U.S. federal government. A person can buy a treasury bill for a couple months to as little as four weeks. Treasury bills, along with other treasury securities, are regarded as one...