title: RBU
text: RBU may refer to:
   RBU (radio station), a longwave time signal
   RBU-6000 Smerch-2, a 213 mm caliber Soviet anti-submarine rocket launcher
   Rabindra Bharati University, West Bengal, India
   Rayat-Bahra University, Punjab, India
   Rock Band Unplugged, a video game