cuatlahuitolli.

Headword: 
cuatlahuitolli.
Principal English Translation: 

bow-head (as in bow and arrow), a metaphor for someone with crazy ideas (see attestations)

Attestations from sources in Spanish: 

Cuatlahuitolli, 89, cabeza de arco, metaf. cabeza arrebatada, de ideas estrafalarias; el calavera.
Manuel Orozco y Berra (1880), 466.