/ˈtʃeɪ.sər/ – Noun
Definition: 1. ngựa đua vượt rào;
2. người thợ điêu khắc trên kim loại;
3. người truy đuổi.
A more thorough explanation: In legal terms, a “chaser” refers to a person or entity that actively pursues or seeks out a particular goal, such as a debt collector pursuing payment from a debtor or a party seeking to enforce a legal claim.
Example: The police officer pursued the suspect, acting as a chaser in the high-speed chase.