Dictionary

baby-killer en · NOUN

Pronunciation

• (Australia) audio

Etymology

The Vietnam War veteran usage stems from the My Lai massacre (1968), in which hundreds of civilians, including infants, were massacred.

Meanings

1. (derogatory, slang) An abortionist (all senses).
   • He promised to protect and serve "even a baby killer like yourself," but also to do everything in his office's power "to assist the protesters who wish to protect the misguided mothers who come to your clinic of death." 1999, Charisma and Christian Life, volume 24, numbers 6-11, page 38:
2. (derogatory, slang) A pregnant woman who receives an abortion.
3. (dated, derogatory, slang) A Vietnam War veteran.
4. (derogatory, slang) A member or veteran of the US military or the Israeli Army.
5. Used other than figuratively or idiomatically: see baby, killer.
   • The following named soothing-syrups commonly given to children during their teething period have been proclaimed by the United States government chemists as “baby killers;” and the public is hereby warned against the use of any of these preparations for children […] 1911, Michigan's Health, volumes 6-7, page 90:

Forms

wikipedia: My Lai massacre