Top Definition
To shoot the slide piece out of a bong due to a coughing or laughing fit while taking a hit
Jimmy spleshed his bong the otherday and put a hole in the wall
by Kevlarmunkey112 July 02, 2007
1 more definition
10 Words related to splesh
To annoyingly make that stupid 'flop' with your hand on the water and dampen someone with the resulting all directions wave. A "splash" with less effort behind it.
The water around him displaced slightly after he had spleshed it.
by Veserface December 29, 2010

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