It suits him perfectly to sponge off her and sometimes other people, yet he can not be bothered to lift a finger to help or to clean his own apartment.
If someone were to stereotype them all as useless losers who sponge off society on welfare, break into our homes and steal from us, there would be an outcry.
A dolphin breaks a marine sponge off the sea floor and wears it over its rostrum, apparently to probe substrates for fish, possibly as a tool or simply for play.