to defend oneself from the wind, or take shelter from the wind (see Molina)
Orthographic Variants:
eecatzacuilia
IPAspelling:
eheːkɑtsɑkwiliɑ
Alonso de Molina:
eecatzacuilia. n. (pret. oneecatzacuili.) defenderse, o abrigarse del viento. Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 28r. col. 2. Thanks to Joe Campbell for providing the transcription.