v2 winWin Past and Past Participle Form, v1 v2 v3 v4 v5 form of Win. Meaning of Win. Be successful or victorious in (a contest or conflict)(transitive verb) Example Sentences with Win.Describes the Windows Installer 3.1 v2 download that is available as a redistributable system component for Windows 2000 SP3, Windows 2000 SP4, Windows XP