BCNU Share definition Flag BCNU is derived from a mailing list about the television show "The Prisoner". When said aloud, it, of course, sounds like "Be seeing you". OMG, My mom is calling me for dinner. BCNU, yo. BCNU by PorphyricHemophiliac December 20, 2004 0 0 Get merch Get the BCNU mug. Buy Now — $32.95 See more merch
