shagadelic
/ˌʃaɡəˈdɛlɪk/slang
adjective
Sexy, especially in a psychedelic or ‘retro’ way.
- Popularized by the film Austin Powers: International Man of Mystery (1997), a parody of 1960s spy films, in which the term was used as a catchphrase by the main character..
Origin
1990s; earliest use found in The Toronto Star. From shag + -adelic.