Definition of odd
1 a
: being without a corresponding (see corresponding 1) mate
- an odd shoe
b (1)
: left over after others are paired or grouped
- came without his wife and thus turned out to be the odd guest at the party
(2)
: separated from a set or series
- had in his possession only two or three odd volumes of the original 12-volume set
2 a
: somewhat more than the indicated approximate quantity, extent, or degree
—usually used in combination
- 300-odd pages
b (1)
: left over as a remainder
- had a few odd dollars left after paying his bills
(2)
: constituting a small amount
- had some odd change in her pocket
3 a
: being any of the integers (such as −3, −1, +1, and +3) that are not divisible by two without leaving a remainder
b
: marked by an odd number of units
- needed two odd-length boards, one of three feet and one of five feet
c
: being a function (see 1function 5a) such that f (−x) = −f (x) where the sign is reversed but the absolute value remains the same if the sign of the independent variable is reversed
4 a
: not regular, expected, or planned
- worked at odd jobs
b
: encountered or experienced from time to time : occasional
- manages to get in some reading at odd moments
5
: having an out-of-the-way location : remote
- found it in some odd corner of the house
6
: differing markedly from the usual, ordinary, or accepted : peculiar
- a very odd way to show gratitude
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