sit right

sit right (third-person singular simple present sits right, present participle sitting right, simple past and past participle sat right)

1. (idiomatic, intransitive, chiefly in the negative, of food or drink) To suit one's constitution, so as not to upset one's stomach or make one sick when consumed.

   She's in the bathroom ― I guess the food was not sitting right.

2. (chiefly in the negative, with with) To make one feel comfortable, to seem appropriate or acceptable to.