Hideaway Strath I've got this thing in my heart I have to hide

As he plants his paws, ready for her to strike, she aims for a more or less...unique, attack. Aiming her equally large mass completely underneath him, she then slams her shoulders into his diaphragm with her shoulder blades and spine, flipping herself as she sends him toppling backward. 

Whether he landed on his side or his back was up to fate. Truthfully she would also land like that one way or another with this move.