The Arab brother/sister relationship has been overlooked, romanticized, or seen as an extension of the patriarchal father/daughter relationship. The central role of the brother/sister relationship in the reproduction of Arab patriarchy, as a result, has been missed, misconstructed, or underestimated. This article argues that Arab brothers and sisters in Borj Hammoud, Lebanon, developed connective relationships based on love and nurturance, while paradoxically also based on power and violence. These dynamics were manifested psychodynamically, social structurally, and culturally. Connectivity, love, and power underwrote the central role played by the brother/sister relationship in the reproduction of Arab patriarchy, [family culture, psychodynamics and social structure, gender, urban working class, Lebanon]