Similar to slutshaming but applies to the entire Caucasian race. Whiteshaming generally involves the denigration and humiliation of white people by other races and minorities.
Whiteshaming is becoming very popular among today's social justice warriors (SJW), liberals, and minority groups.
When you take a caulking gun and stuff the nozzle in your anus and then shoot the gun so it fills up you rectal cavity with caulking from the gun. Then you shit it out and it resembles a white snake.
Man did you hear about Jerry last night? He was caught whitesnaking in the bathroom.