Adjective > Odd
1 : (also more odd; most odd) odder; oddest: strange or unusual : different from what is normal or expected
He has some odd (=peculiar, weird) habits.
She had an odd look on her face.
2 : always used before a noun: happening in a way that is not planned or regular
She kept a stack of magazines that she would read at odd moments.
During the summer, he would do odd jobs for his neighbors to earn extra money.
3 : always used before a noun : of different kinds or types
They were selling an odd assortment of candy and jewelry.
a few odd (=random) bits of information
4 : always used before a noun: not matched or paired with another thing or person
I folded all the laundry and had one odd sock left.
5 a: not able to be divided into two equal whole numbers
The numbers 1, 3, 5, and 7 are odd, while 2, 4, 6, and 8 are even.
odd and even numbers
There’s an odd number of chairs.
b : marked by an odd number
The odd-numbered houses are on the left side of the street.