noun, plural sissonnes /sɪˈsɒnz, -ˈsoʊnz; French siˈsɔn/ [si-sonz, -sohnz; French see-sawn] Show IPA . Ballet.
a jump in which
the dancer lands on one foot, with the other extended to the back, front, or side.
1700–10; named after the Comte de Sissonne, 17th-century French noble, said to have invented it