plural of odd number

(mathematics) Any integer that produces a noninteger when divided by two

plural of odd man

In a group having an odd number of people, someone with the casting vote; an arbiter. / Someone who does odd jobs.

(idiomatic) An unusual thing or eccentric person.

Having an odd number of toes

(botany) pinnate with a single leaflets at the apex

(idiomatic, Britain) On the Isle of Man, the common or general man. / (idiomatic, US) A way to designate special coins, namely coins that are both odd and imperfect or seriously damaged.

(finance) A block of shares of stock that is not a multiple of some number, usually 100.

(mathematics) Any function whose value changes sign if the independent variable changes sign i.e. f(-x) = -f(x)