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while (EN)
noun, conjunction, verb

noun “while”

singular while, plural whiles or uncountable
  1. an uncertain duration of time, a period of time
    She read a book for a little while before bed.

conjunction “while”

while
  1. during the same time that
    The cat curled up in my lap while I worked on my computer.
  2. although
    While I appreciate your help, I need to do this on my own.
  3. as long as
    While you stay with your parents, you don't have to pay rent.

verb “while”

infinitive while; he whiles; past tense whiled; past part. whiled; ger. whiling
  1. to pass time idly (only used in combination with "away")
    He whiled away the afternoon playing video games.