Short for 'High Fidelity'; refers to the high-quality reproduction of audio recordings through suitable technical devices and systems.
example
Er hat sich eine neue Hifi-Anlage mit hochwertigen Lautsprechern gekauft.
He bought himself a new hi-fi system with high-quality speakers.
Usage tips
Origin of the word
'Hifi' is an abbreviation of the English term 'High Fidelity'. Literally, that means 'high faithfulness' and describes very high quality in sound reproduction.
EXAMPLE
Für echten Hifi-Genuss braucht man gute Kopfhörer.
For true hi-fi enjoyment, you need good headphones.
Use in compounds
The word 'Hifi' (hi-fi) is very often used as the first part of compound nouns to emphasize the high audio quality of a device. Typical examples are 'Hifi-Anlage' (hi-fi system), 'Hifi-Gerät' (hi-fi device), or 'Hifi-Turm' (hi-fi stack/tower).
EXAMPLE
Mein Vater hat noch einen alten Hifi-Turm aus den 80er-Jahren.
My father still has an old hi-fi stack from the 1980s.
Register and style
'Hifi' (hi-fi) is a technical term that has entered everyday language. It is used especially by audio enthusiasts and describes a particular quality standard.
EXAMPLE
Er ist ein echter Hifi-Experte und baut seine Lautsprecher selbst.
He is a real hi-fi expert and builds his speakers himself.