a heading at the top of an article or page in a newspaper or magazine:a front-page headline
(the headlines) the most important items of news in a newspaper or a broadcast news bulletin:issues that are never long out of the headlinesthe war at sea began to hit the headlines
[as modifier] denoting a particularly notable or important piece of news:air accidents make headline news whereas car accidents are seldom publicized
[as modifier] denoting or relating to the star performer or group at a concert, typically appearing as the last act on the bill:they were one of the headline acts at the festival in Hyde Park
verb
1 [with object and complement] provide with a headline:a feature that was headlined ‘Invest in your Future’
2 [with object] appear as the star performer at (a concert):Nirvana headlined the 1992 Reading Festival [no object]:they are headlining at the Town & Country club
headline in other Oxford dictionaries
Definition of headline in the US English dictionary