Definition of flash mobber in US English:

flash mobber

noun

  • See flash mob

    • ‘‘I feel like i'm in a bizarre spy movie,’ one flash mobber said.’
    • ‘According to one of the many websites devoted to the phenomenon, flash mobbers are rebels, who ‘self-organise their entertainment rather than buying a ticket, standing in line and passively consuming prepackaged entertainment’.’
    • ‘The website is an online meeting place of global flash mobbers.’
    • ‘Groups suddenly and unexpectedly removed the Bostoncitymob Web site, where Boston flash mobbers were organizing.’
    • ‘At the signal to start - the opening of a purple and green umbrella - the hundreds of flash mobbers fell to the ground and started screaming and flailing their limbs as if an earthquake had struck.’