The idiom "someone's fingerprints are all over" means that someone has been involved in something and has left clear evidence of their involvement. It is often used to describe a situation where someone has had a significant impact on something, whether it be a project, an event, or a decision.
For example, if a company launches a new product and it becomes a huge success, you might say that the marketing team's fingerprints are all over it. This means that the marketing team played a significant role in the success of the product.
Similarly, if a political decision is made and it is clear that a particular politician had a lot of influence over the decision, you might say that their fingerprints are all over it.
Overall, this idiom is used to describe situations where someone's involvement is clear and significant, and where their impact on the outcome is undeniable.
• The author's fingerprints are all over the novel, from the intricate plot to the vivid characters.
• The artist's unique style was unmistakable, and his fingerprints were all over the exhibition.
• The detective said that someone’s fingerprints are all over the murder weapon.
• The politician denied any involvement in the scandal, but it's clear that his fingerprints are all over it.
• It's clear that the new manager's fingerprints are all over the company's recent success.
• I don't know who broke the vase, but someone's fingerprints are all over it.