an action or a thing that continues something that has already started or comes after something similar that was done earlierThe book is a follow-up to her excellent television series.Despite the success of his last album, there are as yet no plans for any follow-ups.Oxford Collocations Dictionaryadjectivelong-term,immediate,quick,…verb + follow-upneed,require,plan,…follow-up + nounperiod,action,work,…prepositionfollow-up toSeefull entryExtra examplesAlways make a follow-up telephone call.She is writing a follow-up to her best-selling novel.They were attending hospital for follow-up treatment.We are planning a follow-up to today’s event.You will receive a follow-up visit from the person conducting the assessment.a follow-up operation to consolidate military successesa long-term follow-up study of all children born in Great Britain in one week
See follow-up in the Oxford Learner's Dictionary of Academic EnglishSee follow-up in the Oxford Advanced American Dictionary