(Internet) An activity initiated at or towards the end of a livebroadcast by the broadcaster that sends its viewers to a different broadcast, primarily intended to boost the viewership of the receiving broadcaster. This is frequently accompanied by a message in the form of a hashtag that is posted in the broadcast's chat by the viewers.
(business) A person who takes or attempts to take control of a firm against the will of current management by purchasing a controlling interest of stock and acquiring proxies.