third wheel

== English == === Alternative forms === 3rd wheel (abbreviation) === Pronunciation === === Noun === third wheel (plural third wheels) (idiomatic) An individual or object that serves no useful purpose. (idiomatic) A third party, usually unwanted, accompanying two people on a date. Used other than figuratively or idiomatically: see third,‎ wheel. ==== Synonyms ==== fifth wheel, gooseberry (British) ==== Translations ==== ==== See also ==== two's company, three's a crowd === Verb === third wheel (third-person singular simple present third wheels, present participle third wheeling, simple past and past participle third wheeled) Alternative form of third-wheel.