Not standard.
Not conforming to the standard variety, or to the language as used by the majority of its speakers.
Something that is not standard.
Not regular or planned.
About, approximately; somewhat more than (an approximated round number).
Scattered; occasional, infrequent; not forming part of a set or pattern.
Used or employed for odd jobs.
Left over or remaining (as a small amount) after counting, payment, etc.
Numbered with an odd number.
Without a corresponding mate in a pair or set; unmatched; (of a pair or set) mismatched.
Differing from what is usual, ordinary or expected.
Left over, remaining after the rest have been paired or grouped.
Peculiar, singular and strange in looks or character; eccentric, bizarre.
On the left.
Out of the way, secluded.
Numerically indivisible by two.
An odd number.
Something left over, not forming part of a set.