The term "odd" refers to something that is unusual, strange, or not typical. It can describe numbers that are not divisible by two, such as 1, 3, or 5. In everyday language, "odd" can also refer to behaviors or situations that seem out of the ordinary or unexpected. In mathematics, odd numbers contrast with even numbers, which are divisible by two, like 2, 4, or 6. The concept of oddness can also apply to various contexts, such as odd jobs that are temporary or unconventional, or oddities that are peculiar or rare in nature.