From Middle Low German vlabbe, flabbe (gaping mouth), from the Germanic prefix *flabb-, probably ultimately imitative. See English flap.


flabb c

  1. a mouth
  2. a person who speaks a lot
  3. (Norrland) a face
  4. (Östergötland) a part of something
  5. (Gästrikland) the flap on a cap

Usage notesEdit

Frequently used negatively, especially in the first two definitions. Even the latter three usages are mostly colloquial.

Related termsEdit


  • Mathias Strandberg (accessed 8 December 2019) , “Flabb”, in isof.se[1] (in Swedish), Swedish Institute for Language and Folklore