Other terms used to describe two people engaged in a relationship in which there is no emotional but only sexual involvement are `` fuck buddies '' , `` friends with benefits '' , `` booty call '' , and `` ami calin '' ( the popular French term ) . Other colloquial terms used to describe two people engaged in a relationship in which there is no emotional but purely sexual involvement are `` fuck buddies '' , `` friends with benefits '' , or `` booty call . ''