break on

break (something) on (something)

To break something by striking or smacking it against something else. A: "Did you really break the vase on the shelf?" B: "Yeah, I can't believe I hit it so hard!"
See also: break, on

break something on something

to strike and break something against something else. She broke the glass on the countertop. He broke his arm on the steps.
See also: break, on