E. Cobham Brewer 18101897. Dictionary of Phrase and Fable. 1898.
in the satire of Absalom and Achitophel, by Dryden and Tate, is Thomas Shadwell, who succeeded Dryden as poet-laureate. Dryden called him MacFlecknoe, and says he never deviates into sense. He is called Og because he was a very large and fat man. (Part ii.)