1. combined with extraneous elements
2. (used of persons or behaviors) immoral or obscene
- impure thoughts
3. having a physical or moral blemish so as to make impure according to dietary or ceremonial laws
Sentences with impure as an adjective:
- The impure gemstone was not good enough to be made into a necklace, so it was thrown out.
- He was thinking impure thoughts.
1. (transitive, obsolete) to defile; to pollute