English edit

Etymology edit

mom +‎ -splain, after mansplain.

Verb edit

momsplain (third-person singular simple present momsplains, present participle momsplaining, simple past and past participle momsplained)

  1. (Canada, US, informal) To explain something in a condescending manner to a childless person, presuming that childless people have a lower social status or judgement skills.