1. If you're the journalist Clark Kent, your Avocation is changing into a skintight red and blue jumpsuit and fighting crime.

2. Resembling a chameleon: readily changing color or other attributes 1988 April 15, Laura Molzahn, “Labor Movement”, in Chicago Reader‎[1]: But it's worth noting that, despite the dancers' skintight unitards (of a Chameleonic fabric that picked up whatever color shone on it), the sexes are barely distinguishable