Throw (something) in (one's) face verb phrase
The noun "teeth" can be substituted for the noun "face".
If you "throw something in one's face", you say bad about one's past during an argument.
His wife often throws his failure in his face every time they argue.
Stop throwing those bad marks in my face.
If you "throw something in one's face", you behave badly or unkindly to someone who has helped you.
You have just thrown her friendliness in her face, haven't you?
He tried to apologize but she threw it in his face right away.
The verb "throw" should be conjugated according to its tense.
The expression originates from c.1600.
This phrase is used to describe something very modern or updated or something that no longer looks like what it's used to.
It has been a long time since I left my high school, and now I have to admit that it's certainly not your father's high school anymore.