/ splɒʃ; NAmE splɑːʃ/ verb , noun
( BrE , informal )
■ verb
[ v + adv. / prep. ] to move through water, making soft sounds :
Children were sploshing about in the pool.
■ noun
1.
the soft sound of sth moving through or falling into water
2.
a small amount of liquid that moves through the air
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WORD ORIGIN
mid 19th cent.: imitative.