Bwaa *Psh* Share definition Flag The sound modified subaru's exhibit while driving agressively, and/or while up-shifting. "I heard this Subaru roar down the street, it sounded like "bwaa *psh*!" Bwaa *Psh* by maxis so sexy September 23, 2018 0 0 Get merch Get the Bwaa *Psh* mug. Buy Now — $32.95 See more merch