hi-fi /ˈhaɪ.faɪ/ noun
F0 [C or U] electronic equipment used to play recorded sound, especially music:
» I've just bought a new hi-fi.» hi-fi equipmentSee picture: hi fi system 
Thesaurus+: ↑Audio and video equipment
F0 [U] ABBREVIATION FOR HIGH FIDELITY(Cf. ↑high fidelity)
Thesaurus+: ↑Audio and video equipment- rubbernecking
- rubber plant
- rubbers
- rubber stamp
- rubber-stamp
- rubber tree
- rubbery
- rubbing alcohol
- rubbish
- rubbishy
- rubble
- rubdown
- rubella
- Rubicon
- rubicund
- ruble
- rub off
- rubric
- rub salt in/into the wound
- rub sb out
- rub sb's nose in it
- rub sb up the wrong way
- rub shoulders
- rub shoulders (with)
- rub shoulders with