Olds

The word “Olds” means informal, plural term for one's parents. In plain terms, slang for parents, or for older people generally, used mostly by younger speakers.

Here is “Olds” used in a sentence: “I'm staying at my olds' place this weekend.”

“Olds” is a noun.

“Olds” is a fairly common word in modern English.

“Olds” has 2 distinct senses listed in this dictionary. The most common is: informal, plural term for one's parents.

Olds is an informal, usually jokey term used by younger speakers for their parents or for older people in general. Elders is a neutral or respectful word for older members of a community, so the two differ sharply in register: "respect your elders" is earnest, while "my olds" is deliberately casual.

It depends on tone and audience. Olds is informal and usually tongue-in-cheek, and many people use it affectionately for their own parents, but because it frames people primarily by age it can come across as dismissive when applied to older people generally.

There is no fixed age. Olds is a relative, informal term: it can mean the speaker's own parents, or older people in general as seen from a younger speaker's point of view, so who qualifies shifts with whoever is speaking.