be sold on (something)

be sold on (something)

To be confident in or convinced about something's viability, veracity, etc., often to the point of being enthusiastically supportive of it. I don't know, this plan still sounds pretty risky to me—I'm not sold on it yet. After seeing the presentation, I'm sold on this investment—let's do it!
See also: on, sold
Farlex Dictionary of Idioms.

be ˈsold on something

(informal) be very enthusiastic about something: We were really sold on the idea.
See also: on, sold, something
Farlex Partner Idioms Dictionary
See also:
  • be sold on something
  • sold on (something)
  • sold on someone or something
  • when the rubber hits the road
  • when the rubber meets the road
  • where the rubber hits the road
  • where the rubber meets the road
  • the proof of the pudding
  • proof of the pudding, the
  • the proof of the pudding is in the eating