Cuisses is the French word for "thighs" or "legs", as in Cuisses de Volaille (legs/thighs of poultry) or Cuisses de Grenouille (frog's legs ), Cuisse de Canard (duck leg), Cuisse de Poulet (leg of chicken), etc which used for food, as in Cuisses de Volaille à la Jardinière among many others.
Cuisse in the singlular form and Cuisses is pronounced as "kweess"