1. a person or thing that splashes or makes splashing sounds
Usage: informal
2. a weir or dam constructed to control water flow in a stream or river
Usage: chiefly British; technical

Examples

• The child was a plasher in the pool, splashing water everywhere.
• The river's plasher helped regulate water levels downstream.
• Heavy rain made the puddles into plashers as cars drove through.
• The old plasher across the stream had been maintained for centuries.
• He was a plasher when he walked through the wet grass in his boots.