track down

British  

verb

1. (tr, adverb) to find by tracking or pursuing

---

track down Idioms  

1. Follow successfully, locate, as in I've been trying to track down that book but haven't had any luck. This term alludes to the literal use of track, “follow the footsteps of.” [Second half of 1800s]

---

Example Sentences

He tracked down U.S. candy that was hard to find in Asia and sold it to his classmates.

From The Wall Street Journal

The full scope of the technology and information used to track down Reiner hasn’t been made public.

From Los Angeles Times

A fugitive Olympic gold medallist boxer who was on the run after failing to appear in court for lottery fraud has been tracked down by police in Thailand and arrested.

From Barron's

Some of the prompts used by the participants included asking AI to summarise essay questions, track down sources as well as refine grammar and style.

From BBC

Gary tracked down much of the original furniture that British-born furniture designer T. H. Robsjohn-Gibbings had designed for the house and bought back about a dozen pieces at great expense.

From The Wall Street Journal