extraordinary general meeting

noun

a meeting specially called to discuss a particular item of a company's business, usually one of some importance. The meeting may be called by a group of shareholders or by the directorsAbbreviation: EGM

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012