noun: Abbreviation of Tuesday. [The third day of the week in many religious traditions, and the second day of the week in systems that use the ISO 8601 norm; it follows Monday and precedes Wednesday.]
noun: (rare) Alternative form of Tiw (the god Tyr). [The god Tyr, especially in an Anglo-Saxon context; Tiw.]
noun: (sports pharmacology) Initialism of therapeutic use exemption. [(sports pharmacology) an exemption to allow use of a banned substance for therapeutic purposes so that a ban from competition will not result when testing returns positive results]