- a group of people mobilized by social media to meet in a public place for the purpose of doing an unusual or entertaining activity of short duration: The flash mob brought wide smiles to the faces of commuters waiting for their train.
- a group of teenagers who have contacted each other by cell phone and social media and gather in an area to trash it or to mug and beat passersby.
- to crowd around (a place or person) in a flash mob: Dancing teenagers flash mobbed the store.
- to commit violence against (a place or person) in a flash mob: The mayor imposed a curfew on all males under the age of 18 after two blocks of downtown Philadelphia were flash mobbed and severely damaged.
- to organize or take part in a flash mob.
Origin of flash mob
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- a group of people coordinated by email and social media to meet to perform some predetermined action at a particular place and time and then disperse quickly
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