freesome /ˈfɹiːsəm/adjective 1noun 1forms 3 adjective1 •Characterised or marked by freedom.And in a freesome spirit of fromage. — 1923 noun1 •A free and open pairing among individuals, usually for casual sex; a free for all.If so, why don't you bring her along and we'll have a freesome. — 1976 formsfreesomes · more freesome · most freesome