[宅男, zhái nánㄓㄞˊ ㄋㄢˊ] male addicted to computers, computer games, adult cartoons etc (2000s Taiwan slang, derived from Japanese otaku 御宅男 house male); fan of computer games; by extension, nerd, See Also: 御宅男
[だつオタク, datsu otaku] (n) (See オタク) ex-nerd; one who has given up geeky or nerdy hobbies; one who has given up stereotypically geeky dress, mannerisms, etc.