When a company, in the midst of a scandal, public backlash, massive recall, etc., tries to cover mistakes by paying actors to pose as normal people and lie in a desperate effort to approve their image.
Tom: Dude, I'm not eating at Taco Bell anymore. Their meat's nasty.
Eric: But I just saw a commercial where their meat's 100% natural.
Tom: That's appeasement advertising. Don't buy into it!