Wordnet 3.0
ADJECTIVE (1)
1. 
 out of fashion; 
- Example: "a suit of rather antique appearance"- Example: "demode (or outmoded) attire"- Example: "outmoded ideas"[syn: antique, demode, ex, old-fashioned, old-hat(p), outmoded, passe, passee]
WordNet (r) 3.0 (2006):
demode
    adj 1: out of fashion; "a suit of rather antique appearance";
           "demode (or outmoded) attire"; "outmoded ideas" [syn:
           antique, demode, ex, old-fashioned, old-hat(p),
           outmoded, passe, passee]