Wiktionary
backport
n. (context computing English) A software program that has been backported. vb. 1 (context computing transitive English) To retroactively supply a fix, or a new feature, to a previous version of a software product at the same time (or after) supplying it to the current version. 2 (context computing video games transitive English) To re-release software on its original or a previous platform with new features, after its release on a different platform.