bannerEnglishOxford English Thesaurusbanner noun 1 students waved banners and chanted slogans: placard, sign, poster, notice. 2 banners fluttered above the waiting troops: flag, standard, ensign, jack, colour (s), pennant, pennon, streamer, banderole; British pendant; Nautical burgee; in ancient Rome vexillum; rare gonfalon, guidon, labarum.banner Oxford Dictionary of English