1
: not usual or normal : strange
It seems peculiar that he would leave town and not tell anybody.
The dog's peculiar behavior worried them.
She got a peculiar feeling when the phone rang.
She had a peculiar expression on her face.
2
not used before a noun British, informal
: not well : somewhat ill
He's feeling peculiar.
Cite this Entry
“Peculiar.” Merriam-Webster.com Simple Definition, Merriam-Webster, https://www.merriam-webster.com/simple/peculiar. Accessed 15 Apr. 2026.
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