B1mainly UK(USgarbage, alsotrash)waste material or things that are no longer wanted or needed: I forgot to put the rubbish out this morning.Put the empty box in the rubbish bin.Take the old furniture to the rubbish dump.Rubbish and wasteEnvironmental issuesB2informalsomething that you think is very low quality or not true: The film was rubbish.His ideas are a load of (old) rubbish.Rubbish and wasteEnvironmental issuesNonsense