From Longman Dictionary of Contemporary Englishread something into something phrasal verbMEANINGto think that a situation, action etc has a meaning or importance that it does not really haveIt was only a casual remark. I think you’re reading too much into it. →read→ See Verb table
Examples from the Corpus
read into • He reads them aloud into a taperecorder and marks changes on paper.• It was also proving very hard not to read more into his behaviour than he might have meant.• But you're reading too much into it.• I just read about going into mines.• His proudreading voice shattered intostammers of embarrassment.• Clearly much that is read provides insights into the emotional lives of others, and at the same time of ourselves.• I think people try to read too much into the greens.• Dougal could read meaning into the meaningless, like a priest finding omens in the steamingentrails of a sacrificed animal.