Nouns

(n)gaudy(Britain) a celebratory reunion feast or entertainment held at a college

Adjectives

(s)brassy, cheap, flash, flashy, garish, gaudy, gimcrack, loud, meretricious, tacky, tatty, tawdry, trashytastelessly showy“a flash car”, “a flashy ring”, “garish colors”, “a gaudy costume”, “loud sport shirts”, “a meretricious yet stylish book”, “tawdry ornaments”
(s)flashy, gaudy, jazzy, showy, sporty(used especially of clothes) marked by conspicuous display