Noun
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primitive multicellular marine animal whose porous body is supported by a fibrous skeletal framework
usually occurs in sessile colonies
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a follower who hangs around a host (without benefit to the host) in hope of gain or advantage
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someone able to acquire new knowledge and skills rapidly and easily
"she soaks up foreign languages like a sponge"
- quick study -
a porous mass of interlacing fibers that forms the internal skeleton of various marine animals and usable to absorb water or any porous rubber or cellulose product similarly used
Verb
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gather sponges, in the ocean
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soak up with a sponge
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erase with a sponge
as of words on a blackboard
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ask for and get free
be a parasite
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wipe with a sponge, so as to clean or moisten