(a.) Fully known; generally known or acknowledged.

acclaimed back-number banal bewhiskered bromidic celebrated common commonly known commonplace conspicuous corny current cut-and-dried distinguished fabled fade famed familiar famous far-famed far-heard fusty hackney hackneyed honored household important leading legendary marked moth-eaten much acclaimed musty mythical notable noted notorious of mark of note old hat outstanding platitudinous popular prominent proverbial public renowned set square stale stereotyped stock talked-about talked-of threadbare timeworn trite truistic universally admitted universally recognized unoriginal warmed-over well-kenned well-recognized well-understood well-worn widely known worn worn thin