Synonyms of thickheadednext
1
: sluggish and obtuse of mind
2
: having a thick head

Examples of thickheaded in a Sentence

don't suppose that he's thickheaded just because he doesn't talk a lot

Word History

First Known Use

1691, in the meaning defined at sense 1

Time Traveler
The first known use of thickheaded was in 1691

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Cite this Entry

“Thickheaded.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/thickheaded. Accessed 12 Aug. 2026.

Kids Definition

thickheaded

adjective
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