for something to go quickly or continuously (see Molina)
Alonso de Molina:
monetechantiuh. yr alguna cosa seguida o continuada, o eslauonada. Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 059v. col. 1. Thanks to Joe Campbell for providing the transcription.