someone who impedes the passage of another person walking along the road (see Molina; translation to English here by Stephanie Wood)
Alonso de Molina:
teyacatzacuili. el que ataja los passos al que camina. Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 94r. col. 1. Thanks to Joe Campbell for providing the transcription.