Definition of "roll on"

roll on

verb
third-person singular simple present rolls on, present participle rolling on, simple past and past participle rolled on
1. (intransitive, especially of time) To pass; to go on; to elapse.
2. (intransitive) To continue to move forwards.
  Quotations
  McCarthy will point to their bad luck but the statistics now show that Wolves have lost four league matches and have claimed one point from a possible 15 - so it may prove to be another difficult season for the Midlands side.In contrast, the Newcastle juggernaut rolls on.
  2011 October 1, Saj Chowdhury, “Wolverhampton 1 - 2 Newcastle”, in BBC Sport‎
3. (transitive, slang) To snitch or tattle (on a person or group), to reveal a secret under pressure, usually regarding criminal matters.
interjection
1. Used to express anticipation