RhymeZone: spunge definitions

Definitions of spunge:

noun: Obsolete form of sponge. [(countable) Any of various marine invertebrates of the phylum Porifera, that have a porous skeleton often of silica.]
verb: Obsolete form of sponge. [(intransitive, slang) To take advantage of the kindness of others.]

(Definitions from Wiktionary)