A "frotch" is a slang term that combines elements of both "frot" and "crotch." It typically refers to a playful or humorous act involving genital rubbing or friction, often in a non-sexual context. The term is primarily used in certain subcultures or within specific communities, and its usage can vary based on context. As with many slang terms, its meaning and connotation may change over time and across different groups.