WordWeb Online

1. An electrical device that automatically turns a lamp on and off (as for an advertising display)
    
2. A light that flashes on and off; used as a signal or to send messages
   - blinker
    
3. [informal] Someone with a compulsive desire to expose the genitals
   - exhibitionist

1. Tastelessly showy
   "a flash car";
   - brassy [informal], cheap, flashy, garish, gaudy, gimcrack, loud, meretricious, tacky [informal], tatty [informal], tawdry, trashy

Derived forms: flashers

See also: tasteless

Type of: compulsive, electrical device, light, light source

Encyclopedia: Flasher, North Dakota