[ mom ]
See synonyms for mom on
  1. a person’s mother or one’s mother.

  2. a term of endearment used to refer to a woman or girl who is admired: Obviously she has no kids, but she is such a mom.She came on stage at the beginning of the concert, and I was like, MOM.All her friends call her “mom” even though she just started middle school.

  1. beautiful or stylish; amazing; to be admired: That outfit is mom!She’s so mom in that movie.

verb (used with object)
  1. to act as a mother toward; act maternally toward, sometimes in an excessive way: She just mommed me with advice.I think I just got mommed by my cat.She totally mommed those bullies.

  2. to refer to (an admired woman or girl) as “mom”: My friends mommed the selfie I just posted.

verb (used without object)
  1. to perform the tasks or duties of a female parent; act maternally, sometimes in an excessive way: I like the way she moms.She mommed out hard after I came home late.

  2. (of a woman or girl) to refer to an admired woman or girl as “mom”: Whenever I comment on photos of my friends, I mom.

Origin of mom

First recorded in 1845–50; short for momma

Other definitions for m.o.m. (2 of 2)


  1. middle of month. Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

British Dictionary definitions for mom


/ (mɒm) /

  1. mainly US and Canadian an informal word for mother 1

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012