Minivan Masher Share definition Flag A slur for aggressive or violent transgender individuals. She was so mad on those pills she took his steering wheel and smashed that minivan. What a minivan masher! Minivan Masher by ISM0K3W33D3RRYD4Y March 7, 2020 0 0 Get merch Get the Minivan Masher mug. Buy Now — $32.95 See more merch