junk

1. Miscellaneous items of little value, especially discarded or unwanted items. (uncountable) · This shed is full of junk – will you help me sort it out?· She needs to find a better place to keep her junk [= belongings].
2. Material or resources of poor quality or low value, especially resources that lack commercial value. (uncountable) · junk food· junk fish; junk trees
3. Nonsense; gibberish. (uncountable) · The student put down junk for answers just to finish his homework more quickly.
4. Any narcotic drug, especially heroin. (slang, uncountable)
5. The genitalia, especially of a male. (slang, uncountable)
6. Salt beef. (uncountable)
7. Pieces of old cable or cordage, used for making gaskets, mats, swabs, etc., and when picked to pieces, forming oakum for filling the seams of ships. (uncountable)
8. A fragment of any solid substance; a thick piece; a chunk. (countable, dated)

Plural junks