manysome noun 2adjective 1forms 3 noun2 •A group of many. •A sex act involving multiple people. adjective1 •(dialect, rare) Characterised or marked by abundance; plentiful, abundant; multiple.One end manysome and the other onesome, as 'John and Alfred―are wise,' 'John―is wise and good.' — 1880 formsmanysomes · more manysome · most manysome