Whenever the topic turns to deadlines, he is on someone's nuts, and people avoid him.

He'll happily be on someone's nuts if it means getting ahead at work.

He was on someone's nuts when he kept texting them non-stop during work.

Writers sometimes prefer the phrase 'on someone's books' as an alternative form of 'on the books' when they want to emphasize individual responsibility.

By the end of the meeting, John was practically at someone's throat over every minor issue.

The upcoming interview has been on someone's mind, so they haven't slept well.

The small startup is already on someone's radar among the venture capitalists.

At family gatherings, the youngest grandchild is always the apple of someone's eye.

I want to pick someone's brain about marketing strategies before we finalize the campaign.

The missing keys were sitting under someone's nose the whole time, but no one noticed them.