Think of 'discursive' as shifting topics, not sticking closely to one subject in conversation or writing. His discursive talk covered history, personal anecdotes, and current events.
Pro Tip 2/3
Casual Tone
'Discursive' can imply a casual, conversational manner of discussing various topics without a formal plan. Her discursive approach made the lecture feel like a chat with a friend.
Pro Tip 3/3
Avoid in Debates
In debates or focused discussions, being discursive is typically viewed negatively since clarity is key. He lost the debate because his arguments were too discursive and unfocused.