An agreed bid is a takeover bid that is supported by a majority of the shareholders of the target company, whereas a hostile bid is not welcomed by the majority of the shareholders of the target company.
A hostile takeover is an acquisition attempt by another company or raider against the wishes of the current management and board of directors.
A poison pill is a defensive strategy employed by a target company to thwart hostile takeover attempts by making the company's stock less attractive to the acquirer.
