New-age Cockney Rhyming Slang for turd. More often used to mean excrement than the 'offensive' variations of the word, although sometimes used as a mild insult.
by LemonSmasher November 30, 2004
refering to a (pass) mark in British universities. In cockney rhyming slang a 'third' is called a Thora Hird the English film, stage, and TV actress. See also Geoff Hurst, and Desmond
by mrtopbloke February 07, 2005