1. To slosh or spatter onto someone or something. Ice-cold water kept splashing onto me during the boat ride. Someone bumped the table, and red wine splashed onto the brand-new tablecloth.

2. To cause some liquid to slosh or spatter onto someone or something. The whale leapt into the air and splashed water onto the people in the audience. Keep a lid on the pan while you're cooking the bacon so it doesn't splash grease onto the stove.