sassiest

Adjective

sassy (comparative sassier, superlative sassiest)

1. Bold and spirited, often towards someone in authority; cheeky; impudent; saucy.
   • Yes, gemmen, we mus stan on our zarve rights. Wat! shall de sassy wite man Nullifly the Guberment? and shall not we, de color men, Nullifly de wite one?1833, Elnathan Elmwood [pseudonym; Asa Greene], “A Meeting of Black Politicians—Cæsar Johnson’s Speech on Nullification”, in A Yankee among the Nullifiers: An Auto-biography, 2nd edition, New York...
2. Smart, fashionable; stylish; chic.
   • The top isn't really slutty. Just a little sassier, more revealing than I'd usually go for.2014, Jane Costello, chapter 20, in The Time of Our Lives, London: Simon & Schuster UK, →ISBN, page 179
3. Lively, vigorous.
   • Olives and preserved lemons add sassy tartness to salads, chicken tagines, and fish dishes […]2012, Jeff Koehler, Morocco: A Culinary Journey with Recipes from the Spice-scented Markets of Marrakech to the Date-filled Oasis of Zagora, San Francisco, Calif.: Chronicle Books, →ISBN, page 10

See all 4 meanings of sassy