To describe someone as a "rock star" is to say that they are exceptionally skilled or talented in their field, and are widely admired for it. Full definition
Learn from the award winning rock stars of the packaging design industry and discover how designing with technology can add real value to your brand. (webpackaging.com)
The kids felt like rock stars because they knew where all the letters were. (edutopia.org)
How did the picks made by hedge fund rock stars in 2017 turn out? (zeninvestor.org)