Slush is a mixture of snow and water. It is wet and not solid.
Slush can make people think of cold, wet feet, and winter.
Examples:
The slush is all over the road.
I don't like walking in slush.
The slush is very cold.
The slush is like a big, cold, wet blanket.
The slush is so deep, it goes up to my knees!
The slush is like a slushy drink, but not as sweet.