RhymeZone: complaint definitions

Definitions of complaint:

noun: (civil law) the first pleading of the plaintiff setting out the facts on which the claim for relief is based
noun: an expression of grievance or resentment
noun: (formerly) a loud cry (or repeated cries) of pain or rage or sorrow
noun: (criminal law) a pleading describing some wrong or offense
noun: an often persistent bodily disorder or disease; a cause for complaining

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See complaint used in context: 36 rhymes, 11 Shakespeare works, several books and articles.