goo
noun/ɡuː/
/ɡuː/
[uncountable] (informal)- any unpleasant sticky wet substance
see also gooey(令人不舒服的)黏稠物质 Word Originearly 20th cent. (originally US): perhaps from burgoo, a nautical slang term for porridge, based on Persian bulġūr ‘bruised grain’.