/ˈpɔɪzən pɪl/ – Phrase
Definition: Biện pháp phòng vệ chống lại việc mua lại không mong muốn.
A more thorough explanation: 1. a provision added to a piece of proposed legislation, rule or ballot etc designed to avoid that piece of legislation etc being passed, valid or effective
2. a type of defensive measure used by a company to avoid a hostile takeover by making a takeover more difficult and more expensive
Example: 1. If adopted, the poison pill riders would allow corporations to continue polluting our atmosphere, rendering the legislation utterly ineffective.
2. The board adopted a poison pill to avoid a hostile takeover.