The term "old-hat" is an adjective used to describe something that is outdated, out of fashion, or no longer interesting because it has been repeated too often. It implies that the idea, style, or item is no longer fresh or exciting.
If something is "old-hat," it means it feels boring or unoriginal because it's been seen or done many times before.
While "old-hat" does not have specific idioms or phrasal verbs associated with it, you can consider using it in contexts where you might discuss trends or ideas, such as: - "Fall out of fashion": To become outdated. - "Run its course": To continue until it is no longer effective or interesting.
"Old-hat" is a useful adjective to describe anything that feels boring or overused.