The Collaborative International Dictionary of English v.0.48:
Meatless \Meat"less\, a. Having no meat; without food. [1913 Webster] "Leave these beggars meatless." --Sir T. More. [1913 Webster]WordNet (r) 3.0 (2006):
meatless adj 1: lacking meat; "meatless days" [ant: meaty]