to graze like a sheep (eat a lot) (see Molina); tlacua (to eat) in the reduplicative form (SW)
Orthographic Variants:
tlaquaqua
Alonso de Molina:
tlaquaqua. ni. (pret. onitlaquaqua.) pacer como oueja. &c. Alonso de Molina, Vocabulario en lengua castellana y mexicana y mexicana y castellana, 1571, part 2, Nahuatl to Spanish, f. 133r. col. 2. Thanks to Joe Campbell for providing the transcription.