1 always followed by an adverb or preposition, [no object] of a liquid : to move, fall, or hit something in a noisy or messy way
Water/Mud splashed everywhere.
He dropped the bottle and bleach splashed onto the floor.
We could hear the waves splashing against the side of the boat.
2 [+ object]
a : to cause (water or another liquid) to move in a noisy way or messy way
The baby splashed the water.
Don't splash water at your brother.
I accidentally splashed some water on the floor.
b : to make (someone or something) wet with large drops of water or another liquid
Don't splash your brother.
We were splashed by a passing car.
She splashed her face with cold water.
3 [no object] : to move through water in a noisy and messy way
The kids love splashing (around) in the pool.
The dog was splashing through the waves.
4 [+ object] : to mark (something) with patches of color or light
The sunset splashed the sky with red.
— often used as (be) splashed with
The canvas was splashed with bold colors.