different from the usual or conventional; strange
left over when others are paired or grouped
not matching
odd socks
casual or occasional; spare
at odd moments
said of a number: not divisible by two without leaving a remainder
marked by an odd number
on odd pages
not regular or planned; casual or occasional; spare
at odd moments
scattered or remote
exist in odd corners of the world
(in combination) somewhat more than the specified number
300-odd pages
oddly adv
oddness noun
[Middle English odde from Old Norse oddi point of land, triangle, odd number]