"sponging" in the verb sense
1. sponge
wipe with a sponge, so as to clean or moisten
2. mooch, bum, cadge, grub, sponge
ask for and get free be a parasite
3. sponge
erase with a sponge as of words on a blackboard
4. sponge
soak up with a sponge
5. sponge
gather sponges, in the ocean
Source: WordNet® (An amazing lexical database of English)
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