1. An individual who 'INTENTIONALLY' walks in a style that is intended to attract attention
2. Contrarily, someone who attracts attention 'REGARDLESS' of how they walk; they just seem to turn heads. Can be for good or bad reasons depending on the context.
One person exclaims "That guy is such an arrogant moonwalker. If this was 1969 that guy would be all black & white and singing 'Ground Control to Major Tom'"