From the always wonderful Catholic blog Ars Orandi entire excellent article by David Werling here.
arsorandi.blogspot.com/…/what-is-traditi…
A traditional Catholic is any Catholic who desires to believe and practice the Catholic faith as it had been believed and practiced prior to the introduction of the post-Vatican II era novelties, specifically the novus ordo Missæ, religious liberty, ecumenism, and collegiality. A love for the Traditional Latin Mass and its commensurate spirituality are important marks of the traditional Catholic, but that does not constitute the whole.
To avoid being a mere aesthete, in addition to promoting the Traditional Latin Mass the traditional Catholic embraces the missionary spirit of Sts. Francis Xavier and Isaac Jogues, who believed without equivocation that there is no salvation outside the Church. The traditional Catholic presses the truth that Christ endowed His Church with a hierarchical constitution, and he promotes the Absolute Sovereignty of Jesus …More