Gump

[…] the young ignorant gump hearing his father or mother who perhaps may be ten times more ignorant, in point of literature than himself, extoling his learning, struts about in the full assurance, that his attainments in literature are sufficient to take him through the world, when in fact, he has scarcely any learning at all!!

Source: wiktionary

[…] I’d no idee of going to be shot at for money, like these ’ere fools and gumps that goes down to the Florida swamps, to be shot at all day by Ingens, for eighteen pence a day.

Source: wiktionary

Low, coarse, undiscerning simpletons, they are all animal sensibility, and have not yet developed the ability to pick truth from error, reality from show, and fraud out of its fine garments of honesty; gumps and boobies, they are pleased with a rattle and tickled with a straw.

Source: wiktionary

Every fond mama is gump enough to think that every Greek god she sees looks like her own boy, even if her own happens to squint and have two teeth missing―which mine hasn’t, thanks the Lord!

Source: wiktionary