Whilst normally used to describe a person who consumes narcotics, this term has also found use in Barnsley, UK, to refer to a person wearing baggy clothes, looks a bit scruffy, listens to "alternative" music or is a "goth" or "mosher".
Whether the origin relates to the dress sense and hygiene or drug use of alternative goths in the region is unknown. It is currently used as both a derogatory and complimentary term.
Numerous pronunciations exist, including "bag ed" and "bageee-ad"
1. Tha's a reet dirty bageee-ad.
2. I'm not listening to any of that baghead music.
3. I think my next girlfriend's gotta be a baghead like me, I don't wanna hear another Lady Gaga track ever again.