mother-out-law
English
Noun
mother-out-law (plural mothers-out-law)
- Mother of one's boyfriend or girlfriend.
- 2006, Harlyn Aizley, Confessions of the Other Mother: Nonbiological Lesbian Moms Tell All! (Social Science), →ISBN, pZgDAQAAQBAJ, page 36:
- The old Cape Cod commune-istas had caught up enough with my mother out-law and were now asking after notable events in the lives of her offspring.
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Coordinate terms
- mother-in-law
Related terms
- brother-out-law
- daughter-out-law
- father-out-law
- sister-out-law
- son-out-law