1. Any slimy, disgusting substance, that no-one in their right mind would want to go near. Often contains streaks of green and brown.
See also gunge
2. A load of rubbish someone says to fill in time or fill paper.
See also waffle
3. A sentinmental speech, often on a TV or movie.
See also clap trap
"I opened up the drain cover, and there was loads of bilge everywhere. Urgh!"