Squish (verb)

1. To press or squeeze something so that it makes a soft, wet sound.
2. To press or squeeze something until it is flat or out of shape.
3. To crush or mash something.

Origin:

From the sound made when something is pressed or squeezed, it means to press or squeeze something so that it makes a soft, wet sound.

Examples:

1. She squished the tomato with her fingers.
2. He squished the bug under his shoe.
3. The mud squished under his boots.
4. She squished the dough to make the cookies.
5. He squished the grapes to make the juice.