(also ‘storm petrel’; plural: ‘stormy petrels‘)
a person who causes or brings trouble or discord among people;
a person who always gets into controversies;
I never understood why my dad was called a stormy petrel until I grew up and he started causing me a lot of trouble with his controversies at home, his workplace and at community hall meetings.
Every political party has some stormy petrels who stir-up trouble by taking up forbidden issues for discussions for their own party and their Opposition parties, especially at the time of elections.
Some company managements try to bribe those storm petrels in the labour Unions who bring in trouble for the companies by instigating their colleagues to demand for more pay and fewer working hours or for free medical aid.