You have all seen them standing on sidewalks, talking loudly to nobody, waving their arms. Too well dressed to be crazy homeless folks -- then you notice the earbud, and know they are on a cell phone. We need a term for these people and this phenomenon.
- Cellchotic (and Cellchosis)
- Schizophonia (And the afflicted are Schizophonics)
- Celliloquists (not as derogatory)