Definitions

1. noun

a porous body of porous or spongy material used for cleaning, bathing, or wiping up liquids.

“She used a sponge to clean the dirty floor.”

2. verb

to absorb or soak up (something) like a sponge.

“The paper towel sponged up the spilled juice.”

3. verb

to obtain money or goods from someone, especially by unfair or dishonest means.

“The company was accused of sponging off their investors.”

4. noun

a person who habitually lives at the expense of others, especially by receiving financial support.

“He was criticized for being a sponge on his parents.”