To soak up a liquid with something, like bread in soup.
Sopping can make people think of warm, comforting food.
Examples:
She sopped up the soup with her bread.
The bread sopped up all the gravy.
He sopped the bread in the soup and ate it.
The cat sopped up the milk with its fur.
The sponge sopped up all the water in the sink.
The paper towel sopped up the spilled juice.