0 to persuade someone to accept something that is of a low quality, or different to what they really wanted:
The bank delayed on his compensation claim for eight years while attempting to fob him off with much smaller sums.
1 to try to stop someone from complaining or asking questions by telling them something that is not true, or giving them an excuse:
When you go back to a shop with faulty goods, don't be fobbed off with claims that it's the manufacturers' responsibility.