(computing) Any method of inducing physical harm to a computer or peripheral by software means, especially by inserting invalid values into a control register or by building up harmonic oscillations in a hard disk, etc.

(video games) An electronic game that has compelled many to buy a particular video game console or upgrade their computer hardware simply to play it.

plural of killer cancel

A person who contracts to kill a specified person for an agreed sum of money.

(immunology) A natural killer cell

plural of category killer

(business, US) A retailer that offers a wider selection of merchandise in a category than existing retailers, at lower prices, thereby gaining substantial share of the market and "killing" the existing retailers.

Someone or something, especially a sports team, that defeats a larger and superior opponent.

plural of killer whale

plural of killer bee