Noun complaint has 5 senses
  1. ailment, complaint, ill - an often persistent bodily disorder or disease; a cause for complaining
    --1 is a kind of disorder, upset
    --1 has particulars: pip; motion sickness, kinetosis
  2. complaint - (formerly) a loud cry (or repeated cries) of pain or rage or sorrow
    --2 is a kind of
    cry, yell
    --2 has particulars: exclamation; lament, lamentation, plaint, wail
  3. complaint - an expression of grievance or resentment
    --3 is a kind of
    --3 has particulars:
     grievance; grumble, grumbling, murmur, murmuring, mutter, muttering; jeremiad; kvetch; pet peeve; whimper, whine
    Derived form: verb complain1
  4. complaint - (civil law) the first pleading of the plaintiff setting out the facts on which the claim for relief is based
    --4 is a kind of
    --4 has particulars: libel
    Derived form: verb complain2
  5. charge, complaint - (criminal law) a pleading describing some wrong or offense; "he was arrested on a charge of larceny"
    --5 is a kind of pleading
    --5 is a part of indictment, bill of indictment
    --5 has particulars: accusation, accusal
    Derived form: verb complain2