\Syc"o*phant\, n. [L. sycophanta a slanderer, deceiver, parasite, Gr. ? a false accuser, false adviser, literally, to show off: cf. F. sycophante. To deceive or trick. The reason for the name is not certainly known. See Phenomenon.] 1. An informer; a talebearer. [Obs.] ``Accusing sycophants, of all men, did best sort to his nature.'' --Sir P. Sidney.
2. A base parasite; a mean or servile flatterer; especially, a flatterer of princes and great men.
A sycophant will everything admire: Each verse, each sentence, sets his soul on fire. --Dryden.