The California sex crime of oral copulation by force or fear is defined in California Penal Code 287. The basic legal definition of oral copulation by force or fear is: Making any contact between the mouth of one person and the sexual organ or anus of another (this is the legal definition of oral copulation), Without the other person's consent, Through the use of force, violence, duress, menace, fear of immediate and unlawful bodily injury to someone, or a threat to retaliate against someone.