odd · adjective /ɑd/
odd
B2 strange or unusual
Dictionary examples:
Her father was an odd man.
What an odd thing to say.
It struck me as odd that he didn't call.
That's odd - I'm sure I put my keys in this drawer, but they're not here.
It's a odd that no one has seen him all day.
Learner example:
That struck me as odd, since [i]t had never happened before. (First Certificate in English; B2; Spanish)
the odd
C2 used to talk about something that happens or exists sometimes but not often
Dictionary examples:
She does the odd teaching job but nothing permanent.
You get the odd person who's rude to you but they're generally quite helpful.
Learner example:
This attitude makes it difficult for the odd foreigner who tries to get involved with the local community. (Certificate of Proficiency in English; C2; German)