To snash means to break something into very small pieces with a lot of noise.
Snashing can make people think of anger, frustration, or accidents.
Examples:
He snashed the plate on the floor.
The glass snashed into a million pieces.
The kids snashed the toy into bits.
I accidentally snashed the cookie jar.
The earthquake snashed all the windows in the city.
She snashed the vase and it made a huge mess.