(idiomatic) A person or thing that serves no useful purpose. / (idiomatic) An unwanted third party accompanying two people on a date.

An approach or solution which strives for an alternative to or middle ground between two opposing viewpoints.

plural of third-degree burn

(American football) The third down in a series that has a maximum of four downs; traditionally the last running/passing play before punting.

Alternative letter-case form of Third World

(law) The least severe level of felony, typically involving a lack of planning and/or the presence of various mitigating factors.

A particular date combination that occurs when the thirteenth day of a month falls on a Friday, and which is considered unlucky in some cultures.

(obsolete) The head of a frankpledge / (obsolete) The constable of a tithing or township

(printing) A paper size, (3.75"-5" x 2.5"-3.125"), one thirty-second of an uncut free sheet. / (printing) A book size, corresponding to the paper size.

The fungicide and bird repellent tetramethylthiuram disulfide.