Hunt down Definition 1 of 3Pro Tip 1/3Determined Search Expresses strong resolve in finding someone or something, often with urgency. Detectives will hunt down every clue to solve this case. Pro Tip 2/3Negative Connotation Can imply negative intentions, like seeking to punish or apprehend. After the riot, officials promised to hunt down the instigators. Pro Tip 3/3Colloquial Usage Frequently used in casual speech rather than in very formal settings. I'm going to hunt down the best burger in town.