unfiltered adjective3 •Without a filter (e.g., a cigarette). •Having not been filtered (e.g., coffee grounds). •Unrestrained, unrestricted, frank.He was one of Berkeley’s most popular professors — kinetic, unfiltered and genuinely thrilled by the advancements in A.I. technology at the heart of his courses. — 2026 formsmore unfiltered · most unfiltered