How sex is negotiated has reached greater interest because a lack of consent is considered to be a risk factor for sexual violence. However, the mechanisms underlying sexual consent still remain unexplored. The purpose of the present study was to examine the link between rape-supportive attitudes and objectification, as experienced by women and perpetrated by men, in the context of specific domains relevant to the establishment and negotiation of sexual consent, i.e., attitudes, beliefs and behaviors. The sample comprised 1682 participants (21.5% male, 78.5% female) aged 18–66 years (M = 23.41; SD = 6.96). In women, negotiation of consent was predicted both directly and indirectly by being sexually objectified by men, rape attitudes playing...