to transport water, or to be a water carrier (taken into Spanish as azacan; see Molina)
Orthographic Variants:
açacani
Alonso de Molina:
açacani. acarrear agua, o ser açacan y aguador. Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 2r. col. 1. Thanks to Joe Campbell for providing the transcription.