In pop culture, people refer to Fein as passion, addiction, or obsession with a certain interest. It is used in rap music, on Instagram captions and memes. It is what artists employ to show their passion in their thirst to achieve success, fame, or material stuff. Its urban whim creates a street level or expressive feel in talks and it is trendy among the younger generations who prefer slang that is both natural and daring. Know more aboutfein meaning slang