The Collaborative International Dictionary of English v.0.48:

Lampooner \Lam*poon"er\, n.
   The writer of a lampoon. "Libelers, lampooners, and
   pamphleteers." --Tatler.
   [1913 Webster]

WordNet (r) 3.0 (2006):

lampooner
    n 1: mimics literary or musical style for comic effect [syn:
         parodist, lampooner]

Moby Thesaurus II by Grady Ward, 1.0:

35 Moby Thesaurus words for "lampooner":
   banana, burlesquer, caricaturist, clown, comedian, comic, cutup,
   epigrammatist, funnyman, gag writer, gagman, gagster, humorist,
   ironist, jester, joker, jokesmith, jokester, lampoonist, madcap,
   parodist, pasquinader, poison-pen writer, prankster, punner,
   punster, quipster, reparteeist, satirist, wag, wagwit, wisecracker,
   wit, witling, zany