{n. phr.}, {informal} Unexpected scorn or insult when praise was expected; rejection. * /Mary worked hard to clean up John's room, but all she got for her trouble was a kick in the teeth./ Compare: SLAP IN THE FACE.
KICK IN THE TEETH
Meaning of KICK IN THE TEETH in English
Dictionary of English idioms . Словарь английских идиом. 2012