Boo Reh Share definition Flag A person with many nicknames like “Ruben”,and “scammer”. He is below average in height. Can be seen smiling when ever around the homies. “Hey Boo Reh, do you hit legs???” Boo Reh by Pedri8 November 21, 2023 0 0 Get merch Get the Boo Reh mug. Buy Now — $32.95 See more merch