Definition of a piece of junk
- His last car was a piece of junk.
: old iron, glass, paper, or other waste that may be used again in some form
: secondhand, worn, or discarded articles
: to get rid of as worthless : scrap
: any of various ships of Chinese waters with bluff lines, a high poop and overhanging stem, little or no keel, high pole masts, and a deep rudder
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