person of interest
n.— «To signify this, law enforcement officers describe these go-to folks as “persons of interest.” But White correctly notes that in the public eye, “person of interest” has become a euphemism for “suspect.” The phrase, he says, carries a connotation of guilt.» —“Editorial: Bouquets & brickbats” Albuquerque Tribune (Ariz.) Mar. 16, 2005. (source: Double-Tongued Dictionary)
Further reading
What if, instead of being an inanimate object, a dictionary were alive? That’s the idea behind a lavishly illustrated new children’s book called The Dictionary Story (Bookshop|Amazon) by Oliver Jeffers and Sam Winston. This is part of a...
Jim in Columbia, South Carolina, has noticed sportscasters’ use of the phrase on the season with reference to a period of time. This construction shows up in the sports pages as early as the 1880s, first referring to a team’s revenue and...