Definition of "hammy" []

• Marked or characterized by overacting; affectedly humorous or dramatic. (adjective)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "Some fun can be found in hammy supporting performances by Paul Bettany as the oleaginous Prime Minister Lord Melbourne and Jim Broadbent (sporting an absurd white wig) as the dying King William, Victoria’s predecessor."
• "Paul Staines aka hammy blogger Guido Fawkes aka Mr GuF has invented a piggy index for politicians."
• "If you tweak a hammy, which I have many times, pushing it only increases the chance of pulling it."