Definition of "hi-fi" []

• Informal High fidelity. (noun)
• Informal An electronic system for reproducing high-fidelity sound from radio or recordings. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "When you advise a woman to dally with men because they might, in exchange, arrange for that woman “to buy everything from electric blankets to hi-fi records wholesale,” then you have violated the signal code of people who were jolted from the middle class in the 1930s: their ardent desire to behave decently because, for a time in their lives, that behavior was all that separated them from the Helen Gurleys of the world."
• "You'll have to deal with old-school speaker wire and installing the orbs into the Booster with a tiny screw-driver, but the set-up time is worth it for having what is essentially a full-fledged hi-fi on your desktop."
• "Martin Ramin for The Wall Street Journal Two Orb Speakers plus Booster, from $390 For the Hi-Fi Enthusiast It's a bit much to treat your computer's speakers like a veritable hi-fi set up, but Orb audio's small-scale components let you do it without too much desk clutter."