something of low value or interest, something that should be ignored
Orthographic Variants:
amo tlaçoyotl
Alonso de Molina:
amo tlazoyotl. cosa que vale poco, o que no se deue hazer caso della. Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 5v. col. 1. Thanks to Joe Campbell for providing the transcription.