Line out can refer to:
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Line out (signal)
Line level is the specified strength of an audio signal used to transmit analog audio between components such as CD and DVD players, television sets, audio amplifiers, and mixing consoles.
Line level sits between other levels of audio signals ...
, an analog electrical signal for connection between audio devices
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Line-out (rugby union)
A line-out or lineout is a means by which, in rugby union, play is restarted after the ball has gone into touch. When the ball goes out of the field of play, the opposing team is normally awarded a line-out; the exception is after the ball is kick ...
, a means of restarting play in rugby union
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Lineout (baseball), a type of play in baseball when a player catches a line drive
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