The meaning of wakhra swag is Different style or out of style or unique style. Perhaps you have heard the term wakhra swag in Hindi Bollywood songs and you do not understand what wakhra means.
The word wakhra is Punjabi and the word Swag is an English word.
The word wakhra means different and unique. The word Swag means the style.
The word became very popular with this song in this judicial hai kya movie.