differing in nature from what is ordinary, usual, or expected

an odd choice.

singular or peculiar in a strange or eccentric way

an odd person; odd manners.

fantastic; bizarre

Her taste in clothing was rather odd.

leaving a remainder of 1 when divided by 2, as a number ( opposed to even )

Numbers like 3, 15, and 181 are odd numbers.

more or less, esp. a little more (used in combination with a round number)

I owe three hundred-odd dollars.

being a small amount in addition to what is counted or specified

I have five gross and a few odd dozens.

being part of a pair, set, or series of which the rest is lacking

an odd glove.

remaining after all others are paired, grouped, or divided into equal numbers or parts

Everybody gets two hamburgers and I get the odd one.

left over after all others are used, consumed, etc.

(of a pair) not matching

Do you know you're wearing an odd pair of socks?

not forming part of any particular group, set, or class

to pick up odd bits of information.

not regular, usual, or full-time; occasional; casual

odd jobs.

out-of-the-way; secluded

a tour to the odd parts of the Far East.

Mathematics . (of a function) having a sign that changes when the sign of each independent variable is changed at the same time.

something that is odd.

Golf .

a stroke more than the opponent has played.

British . a stroke taken from a player's total score for a hole in order to give him or her odds.