toward the front of the house, in front of the house, at the border of the house (see Molina)
Orthographic Variants:
calixquatl
Alonso de Molina:
calixquatl. portada, delantera o frontera de casa. Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 11v. col. 1. Thanks to Joe Campbell for providing the transcription.