noun A quick hostile or predatory incursion or invasion in a battle.
noun An attack or invasion for the purpose of making arrests, seizing property, or plundering.
a police raid of a narcotics factory
noun An attacking movement.
noun An activity initiated at or towards the end of a live broadcast 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.
noun A large group in a massively multiplayer online game, consisting of multiple parties who team up to defeat a powerful enemy.
noun An event involving a group of users, often using bots and scripts, who join a server to harm it or harass its members.