1. a person who behaves obsequiously to someone important.
verb
1. act in an obsequious way:"she imagined him toadying to his rich clients"
Word Originearly 19th century: said to be a contraction of toad-eater, a charlatan's assistant who ate toads; toads were regarded as poisonous, and the assistant's survival was thought to be due to the efficacy of the charlatan's remedy.