now vs time in

now

noun
  • A particular instant in time, as perceived at that instant. 

  • The state of not paying attention to the future or the past. 

  • The present time. 

adv
  • Used to indicate a context of urgency. 

  • Sometimes; occasionally. 

  • Used to address a switching side, or sharp change in attitude from before. (In this usage, now is usually emphasized). 

  • At the present time. 

  • Used to introduce a point, a qualification of what has previously been said, a remonstration or a rebuke. 

  • At the time reached within a narration. 

  • Differently from the immediate past; differently from a more remote past or a possible future; differently from all other times. 

intj
  • Indicates a signal to begin. 

adj
  • Fashionable; popular; up to date; current. 

  • Present; current. 

conj
  • Since, because, in light of the fact; often with that. 

time in

noun
  • The point at which such a period begins. 

  • The period of a live action roleplaying event when players are in character. 

intj
  • Used to announce the end of time out and the beginning of time in. 

How often have the words now and time in occurred in a corpus of books? (source: Google Ngram Viewer )