sinik noun2 •The spirit or magical force associated with an item in the belief system of New Guinea.In parallel, female associated sinik, such as birth fluids, afterbirth, and menstrual blood, are always harmful to initiated men to the point of illness or death. — 1976 •The distance that can be traveled in a day given the current terrain and conditions, used as a measurement by the native peoples of Greenland.From Etah to Uunartoq the three of us will be able to manage the transportation, and in two trips — well, we'll see. Four or five siniks. — 1982 formssiniks