mate from the back Share definition Flag When you come onto your opponent's king" from the back, and it's checkmate. Black player: Bd1#, and it's mate from the back. White player: dang, good game. mate from the back by Chess_Junta_with_a_BBC August 23, 2024 0 0 Get merch Get the mate from the back mug. Buy Now — $32.95 See more merch