Definition of while noun from the Oxford Advanced American Dictionary

  

while

 noun
noun
NAmE//waɪl//
 
[singular]
 
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  •  a period of time They chatted for a while. I'll be back in a little while (= a short time). I haven't seen him for quite a while (= a long time). They walked back together, talking all the while (= all the time).
  • Idioms
    (every) once in a while
     
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    occasionally
    worth somebody's while
     
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    interesting or useful for someone to do It will be worth your while to come to the meeting. He'll do the job if you make it worth his while (= pay him well).
    See the Oxford Advanced Learner's Dictionary entry: while