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 "knucklehead" in a sentence
"Last year, she might have 10 of what I call knucklehead plays a game."
"One of these days, some knucklehead is going to get his instructions right."
"I think the best indicator is a level of respect was not only when they earned the moniker knucklehead, but Elena earned her own personal nickname of Shorty from him."