n. A trick; an imposition, especially an imposition perpetrated under fair and honorable pretenses; a hoax.n. A spirit of deception or imposition; falseness; hollowness; pretense; sham: as, there is a great deal of humbug about him.n. An impostor; a cheat; a deceitful fellow; a person given to cajolery, flattery, or specious stories.n. A form of nippers for grasping the cartilage of the nose in refractory cattle.n. A kind of candy. See the extract.To deceive by a false pretense; impose upon; cajole; hoax.To practise deceit or trickery.