controlled by or connected to a computer or to the InternetOnline shopping is both cheap and convenient.an online databaseonline dating (= using the Internet to meet people in order to start a romantic relationship)He spends hours playing online games.Oxford Collocations DictionaryOnline is used with these nouns: ad,advertisement,alias,…Seefull entrySee related entries:Online shopping,Using the Internet,Websites
See online in the Oxford Learner's Dictionary of Academic EnglishSee online in the Oxford Advanced American Dictionary