'Hoaxer' definitions:

Definition of 'hoaxer'

From: WordNet
noun
Someone who plays practical jokes on others [syn: prankster, cut-up, trickster, tricker, hoaxer, practical joker]

Definition of 'Hoaxer'

From: GCIDE
  • Hoaxer \Hoax"er\, n. One who hoaxes. [1913 Webster]