WordWeb Online

1. Having or marked by confidence or assurance
   "a confident speaker"; "a confident reply"; "his manner is more confident these days"; "confident of fulfilment"
    
2. Persuaded of; very sure
   "was confident he would win"
   - convinced, positive
    
3. Not liable to error in judgment or action
   - surefooted, sure-footed

See also: assured, capable, certain, cocksure, confidence, confidently, overconfident, positive, reassured, self-assured, self-confident, sure

Antonym: diffident

Encyclopedia: Confident