If you spill any of the dishwater on the floor, it flattens out.
By a similar process the impact of water entirely overthrows and flattens out hills and mountains.
He flattens out on the table a mussed-up piece of paper he found in his side pocket.
Main Street ramp, but by the "ramp" I don't mean the incline, where it flattens out.
As a shell goes whistling over him he flattens ...