· 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
Hypernym(s): absorbent_material, absorbent
· someone able to acquire new knowledge and skills rapidly and easily; "she soaks up foreign languages like a sponge"
Synonym(s): quick_study
Hypernym(s): learner, scholar, assimilator
· a follower who hangs around a host (without benefit to the host) in hope of gain or advantage
Synonym(s): leech, parasite, sponger
Hypernym(s): follower
· primitive multicellular marine animal whose porous body is supported by a fibrous skeletal framework; usually occurs in sessile colonies
Synonym(s): poriferan, parazoan
Hypernym(s): invertebrate
· wipe with a sponge, so as to clean or moisten
· ask for and get free; be a parasite
Synonym(s): mooch, bum, cadge, grub
Hypernym(s): obtain
· erase with a sponge; as of words on a blackboard
Hypernym(s): erase, rub_out, score_out, efface, wipe_off
· soak up with a sponge
Hypernym(s): wipe_up, mop_up, mop
· gather sponges, in the ocean
Hypernym(s): gather, garner, collect, pull_together