Definition of "come up"
come up
verb
third-person singular simple present comes up, present participle coming up, simple past came up, past participle come up
(idiomatic, intransitive) To emerge or become known, especially unexpectedly.
third-person singular simple present comes up, present participle coming up, simple past came up, past participle come up
(idiomatic, intransitive) To emerge or become known, especially unexpectedly.