for there to be a loud noise from a lot of people kicking or pounding with their feet (see Molina)
IPAspelling:
tɬɑːltekwiːni
Alonso de Molina:
tlaltecuini. (pret. otlaltecuin.) auer estruendo de patadas de mucha gente. Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 124v. col. 2. Thanks to Joe Campbell for providing the transcription.