jelly rollEnglishOxford New American Dictionaryjelly roll /ˈjelē rōl, ˈdʒɛli roʊl / ▸ noun 1 North American a cylindrical cake with a spiral cross section, made from a flat sponge cake spread with a filling such as jam and rolled up. 2 US vulgar slang, dated a woman's genitals, or sex with a woman.