Definitions for xxx
Princeton's WordNet
thirty, 30, XXX(noun)
the cardinal number that is the product of ten and three
XXX(adj)
(genetics) abnormal complement of three X chromosomes in a female
thirty, 30, xxx(adj)
being ten more than twenty
Wiktionary
XXX(Symbol)
To delete; to edit, especially to conceal or suggest vulgar language.
XXX(Symbol)
Extra strong - very high quality
XXX(Symbol)
Traditional brewer's mark for barrels of "extra strong" beer - extended to other alcoholic beverages and other products having an "extra strong" dimension (varying from washing soap to pornography).
XXX(Symbol)
An indicator of hazard or poison.
XXX(Symbol)
X-rated, pornographic.
Origin: Very doubtful - although possibly from X, a graphic derivative of the skull and crossbones
The New Hacker's Dictionary
XXX
A marker that attention is needed. Commonly used in program comments to indicate areas that are kluged up or need to be. Some hackers liken ‘XXX’ to the notional heavy-porn movie rating. Compare FIXME.
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