- The definition of blather is talk that doesn't make sense.
The conversation of a small child talking about a fantasy world is an example of blather.
- To blather is to talk on and on.
Talking to your best friend about a boy you like is an example of blather with your friend.
Three people blathering about something.
Origin of blatherOld Norse blathr
intransitive verbblath·ered, blath·er·ing, blath·ers also bleth·ered or bleth·er·ing or bleth·ers
Origin of blatherOld Norse bladhra; see bhlē- in Indo-European roots.
(third-person singular simple present blathers, present participle blathering, simple past and past participle blathered)