Definition of yeah, right in US English:

yeah, right

phrase

informal
  • Expressing sarcastic disagreement with, or disbelief at, what someone has said.

    ‘he is currently working on a novel—yeah, right’
    • ‘Robin's decided she's going to call him and tell him to get his act together. Yeah, right!’
    • ‘Yeah, right, they're poor victims.’
    • ‘Really, all one needs to do is just look at the people making these claim and think, "Yeah, right."’
    • ‘She didn't seem overly impressed with my response, but 'promised' they would look into it (yeah, right).’
    • ‘Apparently the job I had been called in for had been filled just a few hours earlier (yeah, right).’