Gris, Juan Syllabification: (Gris, Juan)Pronunciation: /grēs/Definition of Gris, Juan (1887–1927), Spanish painter; born José Victoriano Gonzales. A main contributor to the development of the later phase of synthetic cubism, his work features the use of collage and paint in simple fragmented shapes. Gris, Juan in other Oxford dictionaries Definition of Gris, Juan in the British & World English dictionary