1.Definition: alert and fully informed

"A knowing collector of rare books"

Related Adjective(s):knowledgeable

2.Definition: characterized by conscious design or purpose

"A knowing act of fraud"

Related Adjective(s):deliberate, intentional

3.Definition: evidencing the possession of inside information

Related Adjective(s):wise

4.Definition: highly educated; having extensive information or understanding

"Knowing instructors"

Related Adjective(s):knowledgeable, learned, lettered