From Longman Dictionary of Contemporary Englishcome back phrasal verb1 to return to a particular place or person SYN return My mother was scared that if I left home I’d never come back. Ginny’s left me, and there’s nothing I can do to persuade her to come back.2 FASHIONABLEto become fashionable or popular again → comeback Who’d have thought hippy gear would ever come back! High heels are coming back into fashion.3 to appear or start to affect someone or something again SYN return The pain in her arm came back again. It took a while for my confidence to come back.4 REMEMBERif something comes back to you, you remember it or remember how to do it As I walked the city streets, the memories came flooding back. to I can’t think of her name at the moment, but it’ll come back to me.5 CRITICIZEto reply to someone quickly, often in an angry or unkind way → comeback at He came back at me immediately, accusing me of being a liar. → come→ See Verb table
Examples from the Corpus
come back• Rachel's left me, and I don't think she'll ever come back.• Whoever left the gloves will probably come back for them tomorrow.• He's just come back from a vacation in Miami.• Despite this, 93.1% said they come back from holiday feeling refreshed and relaxed.• After a while Clarisa came back in with her bag and made a nest for herself on the couch.• They would come back on leave and wear their scarlet tunics in the dale.• She didn't come back right away because the phone rang.• They put an intern on it, and in traditional governmental fashion an answer came back three years later.• When will you be coming back to London?• So the fox sat down by him and chatted until the young lord came back with a stag which he had shot.come to• I can't think of the title at the moment, but it'll come back to me.• If you can remember all that, I'm sure the rest will come back to you. 