last word

(noun) the final statement in a verbal argument. Synonyms: last word. Example: "She always gets the last word."

(noun) an authoritative statement. Synonyms: last word. Example: "My doctor has the last word on the medicines i take."

(noun) elegance by virtue of being fashionable. Synonyms: chic, chicness, chichi, modishness, smartness, stylishness, swank, last word.