A past tense and the past participle of stink. (verb)
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.
Use "stunk" in a sentence
"He did not use the word "stunk"; he used a vulgar expression that cannot be repeated on the blog of a family newspaper."
"The arguments for government sponsored bailouts stunk from the beginning; and the results we are getting haven't changed that."
"We stunk from the start of the game to the end of the game."