In terms of sociology, economics, and politics, a demographic that takes up the smallest fraction of the population is not necessarily labelled the "minority" if it wields dominant power. In the academic context, the terms "minority" and "majority" are used in terms of hierarchical power structures.
By 'this' do you mean the meme, the response to the meme, or do you mean the number of SA cases done by men?
Are you drawing parallels to cities calling upon minority communities to police themselves and report suspicious behavior to try and 'solve gang violence'?