(military) An attack in which two or more forces attack from multiple sides at once.

(chess) An attack revealed when one piece moves out of the way of another.

(computer security) A method used to crack the password of a touchscreen device by analysing the oily smears left on the device's screen by the user's fingers.

(computer security) A largely obsolete form of denial-of-service attack, involving broadcasting ICMP packets with the intended victim's IP address to a large computer network, causing the victim's computer to be overwhelmed by the response packets from the network.

(chess) An unconventional chess opening in which White immediately moves the king knight's pawn two squares ahead.

(UK, slang, derogatory) A fit of foolish rage; a tantrum.

(computing) An attack that subverts a reputation system by forging identities in peer-to-peer networks.

(computing) An attack against a system that consists of many minor actions (such as stealing small amounts of funds from multiple bank accounts) and is thus relatively difficult to detect.

An attack on others that involves the assailant committing suicide.

(medicine) A person's unexpected fall to the ground, without loss of consciousness, associated with neurological dysfunction.