to go about on one's feet, looking for something (see Molina)
Alonso de Molina:
tlacxitemoa. ni. (pret. onitlacxitemo.) atentar conlos pies, buscando algo. Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 120r. col. 2. Thanks to Joe Campbell for providing the transcription.