Literally means Earth lord
According to the Histoire du Mecihque, Quetzalcoatl and Tezcatlipoca tore apart Tlatecuhtli's body to form the surface of the Earth and out of her hair made the trees, and flowers and grasses, of her skin..flowers, of her eyes, wells and fountains and little caverns, of her nose valleys and mountains, and of her shoulders mountains. 
and decayed - in short, matter out of place) At other times, Tlaltecuhtli is depicted with well groomed hair made of malinalli. In this depiction, Tlaltecuhtli represents lifeenergy as well as ever-rejuvenating fecundity, potency, and growth. Depictions of Tlaltecuhtli in art thus indicate that Tlaltecuhtli is both the womb and tomb of all life. This idea is reinforced with the tonalpohualli tonalli sign of Malinalli which at the base contains the bottom jaw of Miquiztli and from this base sprouts grass.
- An Illustrated Dictionary of The Gods and Symbols of Ancient Mexico and the Maya by Mary Miller and Karl Taube. pages 167-168