Definitionen
1.AdjectiveMore than perfect, utterly perfect, ideal.
2.AdjectivePertaining to action completed before another action or event in the past, past perfect.
3.AdjectiveBeing or relating to a certain type of graph that complies with a theorem ("pluperfect graph theorem") discovered by D. R. Fulkerson in 1970, satisfying even more constraints than a perfect graph.
4.AdjectiveSynonym of multiperfect.
5.AdjectiveUsed as an intensifier in various interjections."What in the pluperfect hell is going on here?!"
6.NounThe pluperfect tense, the past perfect.
7.NounA verb in this tense.