macho.

(a loanword from Spanish)

Headword: 
macho.
Principal English Translation: 

a male animal, such as a mule (noun); or, masculine (adjective)
(a loanword from Spanish)

IPAspelling: 
mɑtʃo
Attestations from sources in English: 

Sentel machon = a male mule
Ce machio = male mule
(San Pablo Tepemaxalco, Toluca Valley, 1681)
Caterina Pizzigoni, ed., Testaments of Toluca (Stanford: Stanford University Press and UCLA Latin American Center Publications, 2007), 149, 153.

se macho onictlaneuhti nomonta yhua nomona yhua macuili cochinitos tepitoto = I rented a male mule to my father-in-law and my mother-in-law, and 5 small pigs (Santa Ana, Toluca Valley, 1737)
Caterina Pizzigoni, ed., Testaments of Toluca (Stanford: Stanford University Press and UCLA Latin American Center Publications, 2007), 120.

onechpolhui centetl mulla yhuan mochi xalma .. yhua centetl macho (San Bartolomé Atenco, Coyoacan, 1617)
Beyond the Codices, eds. Arthur J.O. Anderson, Frances Berdan, and James Lockhart (Los Angeles: UCLA Latin American Center, 1976), Doc. 3.

Attestations from sources in Spanish: 

Dios onesmomaquili chiquei matzo yhuan nahui baca = tengo ocho bueyes y cuatro vacas (Tecamachalco, Puebla, "1548", transl. 1717)
Vidas y bienes olvidados: Testamentos indígenas novohispanos, vol. 2, Testamentos en náhuatl y castellano del siglo XVI, eds., Teresa Rojas Rabiela, Elsa Leticia Rea López, Constantino Medina Lima (Mexico: Consejo Nacional de Ciencias Tecnología, 1999), 84–85.

centetl macho = un macho
Vidas y bienes olvidados: Testamentos en náhuatl y castellano del siglo XVII, vol. 3, Teresa Rojas Rabiela, et al, eds. (México: CIESAS, 2002), 166–167.

themes: 
Agriculture, Gardens, Stockraising
Animals, Bugs, Insects, Reptiles, Fish, etc.
Transportation, Travel