adjective
Definition: Relating to styles or trends from the past, often in a nostalgic way.
Example: She loves wearing retro clothes from the 70s.
noun
Definition: A style or design that is inspired by or imitates things from the past, often seen in fashion, decor, or art.
Example: The retro style of the cafe reminded me of the 1970s with its colorful furniture and vintage posters.