I don't know. From Douglas Adams' series _The Hitchhiker's Guide to the Galaxy_ in which 42 is the answer to Life, The Universe, and Everything. Example: Bryon: Lauryn, what time is your mom getting home? Lauryn: Forty-two.
FORTY-TWO
Meaning of FORTY-TWO in English
Slang English vocab. Английский сленговый словарь. 2012