Green’s Dictionary of Slang

sothead n.

[dial. sot, a fool + -head sfx (1)]

a fool, a simpleton.

S. Roeben ‘Getting the Perfect Job’ at DribbleGlass.com 🌐 But unlike many jobs, the military affords one the opportunity to be killed. While on the surface this might not seem too appealing, death allows even an ordinary sothead the chance to become a ‘hero,’ and this looks great on a resume.