the past perfect
noun /ðə ˌpɑːst ˈpɜːfɪkt/
/ðə ˌpæst ˈpɜːrfɪkt/
(also the past perfect tense, the pluperfect)
[singular] (grammar)- the form of a verb that expresses an action completed before a particular point in the past, formed in English with had and the past participleTopics Languageb1