As an adjective:
* "I have a definite feeling that it's going to rain." (meaning: a strong, certain feeling)
* "There's a definite connection between diet and health." (meaning: a clear, undeniable connection)
* "The plan is definite, we're leaving on Monday." (meaning: the plan is fixed and unchanging)
As a noun:
* "The definite article "the" is used before a noun that's already been mentioned." (meaning: the word "the" is a grammatical term)
* "We need to find a definite solution to this problem." (meaning: a solution that is clear and final)
In other contexts:
* "The definite answer to the question is still unknown." (meaning: the only correct answer, the final answer)
* "The band's performance was a definite highlight of the festival." (meaning: a standout event, a clear highlight)
Remember: "Definite" usually implies certainty, clarity, and finality. It suggests that there is no room for doubt or ambiguity.