Splash across
Definition 1 of 2
Pro Tip 1/3Physical Action
Describes a dynamic movement of liquid, often in an enthusiastic or careless way. 
She couldn't contain her excitement and splashed water across the kitchen floor.
Pro Tip 2/3Abstract Effect
Can be used metaphorically to suggest an effect spreading out, not just literal liquid. 
His laughter seemed to splash across the entire room.
Pro Tip 3/3Impressionistic Result
Implies a lack of precision, emphasizing the haphazard nature of covering a surface. 
The artist splashed color across the canvas with wild abandon.