Odd - (Webster's 1828 Dictionary)
1. Not even; not divisible into equal numbers; as one, three, five, seven, _c.
Good luck lies in odd numbers.
2. Left or remaining after the union, estimate or use of even numbers; or remaining after round numbers or any number specified; as the odd number; the odd man.
Sixteen hundred and odd years after the earth was made, it was destroyed by a deluge.
3. Singular; extraordinary; differing from what is usual; strange; as an odd phenomenon.
It sometimes implies dislike or contempt; as an odd fellow.
4. Not noted; unheeded; not taken into the common account.
There are yet missing some few odd lads that you remember not.
5. Uncommon; particular.
The odd man to perform all three perfectly is Joannes Sturmis.
6. Uncommon; in appearance improper or not likely to answer the purpose. This is an odd way of doing things.
Locke's Essay would be an odd book for a man to make himself master of, who would get a reputation by his critical writings.
7. Separate from that which is regularly occupied; remaining unemployed. I will take some odd time to do this business. He may do it at odd times.