Since I don't think you're irrational, I assume it's probably just a semantic disagreement then. E.g. you're probably using the word to mean "unreasonable opposition to development from locals" while I use it to mean "any opposition to development from locals", rather than restricting the definition to petty things like "I don't want anything built near me that will cause my property value to go down no matter who it benefits".
But now that I think about it, I think either definition supports my criticism of your use of the term as a generic net for "you're wrong", like all the traditional one-worders in social/political arguments.