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slang Nonsense. A portmanteau of "garbage" and "rubbish." His explanation is total gubbish and doesn't answer the question at all.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
n. nonsense; useless information. (Computers. A combination of garbage and rubbish.) I can’t make any sense out of this gubbish.
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.