Drain You is a song by Nirvana Interpretation #1: Like most of the songs on the album Nevermind, this is about Kurt Cobain's life in and around Olympia, Washington. At the time he was seeing a girl named Tobi Vail of the band Bikini Kill and the line, "It is now my duty to completely drain you" was a phrase she said to Kurt and the time of their breakup. It's unclear whether she broke up with him or vice versa. (thanks, Mark - Minneota, MN) Interpretation #2: This is about Kurt Cobain's struggle with heroin: