a weapon, a projectile, a type of arrow (see Molina), perhaps a spear, javelin, lance, or harpoon; the tlacochtli featured in the Florentine Codex (Book 6, f. 33v.) shows it to be as tall as the man holding it; this term also appears as a man's name (rendered Tlacochin or Tlacochtzin)
(Tepetlaoztoc, mid-sixteenth century) Barbara J. Williams and H. R. Harvey, The Códice de Santa María Asunción: Facsimile and Commentary: Households and Lands in Sixteenth-Century Tepetlaoztoc (Salt Lake City: University of Utah Press, 1997), 92.