A dark constellation in Southern Celestial Hemisphere, Dome of the Sky; A constellation or asterism from Australian aborigine cultures, a dark constellation pattern formed by an arrangement of dark nebulae in the sky, blotting out background stars, appearing akin to the emu giant bird of Australia.

A large flightless bird native to Australia, Dromaius novaehollandiae.

(physics) Initialism of electromagnetic unit.

(computing, video games, informal) Clipping of emulator.