A large head; metaphorically a stupid fellow.

–From the 1811 Dictionary of the Vulgar Tongue.

Sounds like something a young kid might call another — “You…you, jolter head!”

Merriam-Webster

Usually slack flesh (as a dewlap, wattle, or the pendulous part of a double chin) associated with the cheeks, lower jaw, or throat : jaw; especially : mandible : one of the lateral halves of the mandible : cheek : the cheek meat of a hog (a dinner of boiled jowl)

1811 Vulgar Tongue

The cheek. Cheek by jowl; close together, or cheek to cheek. My eyes how the cull sucked the blowen’s jowl; he kissed the wench handsomely.

Hope everyone has a wonderful Memorial day.

A merry facetious fellow; a BON VIVANT, who never flinches from his glass, nor cries to go home to bed.

–From the 1811 Dictionary of the Vulgar Tongue.

For the definition of bon vivant, see below, or go here.