V2 stands for Sunshine Mint
V2 stands for Vertical Velocity (roller coaster)
V2 stands for Vergeltungswaffe 2 (German flying bomb used in WWII)
V2 stands for Take-Off Safety Speed (aviation)
V2 stands for Voodoo 2 Graphics Card
V2 stands for Vasopressin2
V2 stands for Version 2 – Ruggedized