In the eighteenth century, the noun toadeating meaning "sycophancy, flattery," appeared, and there was even a verb to toadeat, meaning "to flatter, fawn upon." For example, the correspondence of Caroline Fox, Lady Holland (1723-1774), contains the following comment in a letter to her sister, the Duchess of Leinster: ...

What does toadie mean in slang?

: one who flatters in the hope of gaining favors : sycophant. toady. verb.

What is a obsequious person?

characterized by or showing servile obedience and excessive eagerness to please; deferential; fawning: an obsequious bow;obsequious servants. obedient; dutiful.