hi-fi

[ hahy-fahy ]

noun

1. high fidelity.
2. a phonograph, radio, or other sound-reproducing apparatus possessing high fidelity.

adjective

1. of, relating to, or characteristic of such apparatus; high-fidelity.

hi-fi

/ ˈhaɪˈfaɪ /

noun

1. 1. short for high fidelity
   2. ( as modifier )

      hi-fi equipment

2. a set of high-quality sound-reproducing equipment

Word History and Origins

Origin of hi-fi¹

1945–50, Americanism; shortened form of high fidelity

Related Words

• audio system
• radio
• sound system