Turnip-headed

This consequential pigmy is in fact a perfect curiosity of the human species, and was doubtless intended by nature to occupy a niche in the gallery of the Australian Pickwick. Risen from the bench of the mechanic this turnip-headed moon-calf has the overweening presumption to aspire to the bench of magistracy!

[H]e called Bill a turnip-headed old carrot-cruncher, and other insulting names.