toward beyond the river or sea, or in the direction of the other side of the river or sea (see Molina)
Alonso de Molina:
analcopa. allende el rio o mar, o dela otra parte del rio. &c. Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 6r. col. 1. Thanks to Joe Campbell for providing the transcription.