meatlessness noun2 •Absence of meat.My soup has the positive constitutive property of being carroty, of having carrots in it; of carrotiness; it has the negative constitutive property of lacking meat, of meatlessness. — 1998 •Abstention from meat; vegetarianism.When Hoover's conservating pen / Cut down our steak and sausage ration / With one accord we cried "AMEN," / And meatlessness became the fashion. — 1919