What does "Zionist" mean to you? I honestly don't understand what it means when Israel has existed as a Jewish state for 76 years and seems likely to continue doing so for the foreseeable future.
The podcast The Empire Never Ended has recently finished a rather good series on Meir Kahane, one of the most important influences on contemporary zionism:
Zionism is older than the state of Israel. It is a political movement consisting mainly of christians.
If you want to learn more you could do worse than follow Zachary Foster's lectures for the Rutgers Center:
https://www.youtube.com/results?search_query=zachary+foster+...
The podcast The Empire Never Ended has recently finished a rather good series on Meir Kahane, one of the most important influences on contemporary zionism:
https://www.patreon.com/tenepod