| Cocksure 1. (a.) Perfectly safe. 2. (a.) Quite certain. Thesaurus Entries arrogant, assured, certain, confident, convinced, decided, determined, hubristic, overconfident, oversure, overweening, persuaded, poised, pompous, positive, proud, reassured, secure, self-assured, self-confident, self-important, self-reliant, sure, unafraid, undoubting, unfaltering, unhesitating, unwavering |