LEARNit Dictionary
snake oil
noun
/ˈsneɪk ɔɪl/
UK
/ˈsneɪk ɔɪl/
US
1
something, for example medicine, that somebody tries to sell you, but that is not effective or useful
داروی تقلبی, دوای بیمصرف, معجون تقلبی