by Ethel's man January 2, 2008
a minced oath (pseudo profanity or expletive deletive) in the fashion of altering traditionally obscene, blasphemous or words or phrases otherwise unacceptable for public use and discourse--jeez louise for jesus christ or freaking for f*cking. mammer jammer is a replacement for mother f*cker. Used in blaxplotation films and made popular by the stevie wonder song of the same title.
by jbruen December 8, 2009