|Origin:||peculiaris 'of private property, special', from peculium 'private property', from pecu 'cattle'|
strange, unfamiliar, or a little surprising:
There was a peculiar smell in the kitchen.
Something peculiar is going on.
It seems very peculiar that no one noticed Kay had gone.
if something is peculiar to a particular person, place, or situation, it is a feature that only belongs to that person or only exists in that place or situation:
The problem of racism is not peculiar to this country.
behaving in a strange and slightly crazy way:
He's been a little peculiar lately.
She's a very peculiar child.
4 British English informalMI
to feel slightly ill