Glasgow smile

plural Glasgow smiles

1. A facial scar received from being cut on the edge of the mouth, resembling an extended smile.

   To promote the bid they had this slogan, 'Glasgow Smiles Better', which, when you consider what a Glasgow smile is, is a pretty negative association to make.

   2007, Harland Miller, International Lonely Guy, page 118

   1 more example

   Here they will become acquainted with the city’s endemic crime, random violence and such terms as “a Glasgow kiss” (a head butt) and “a Glasgow smile” (a mouth extended with a cut).

   2006 June, “Third World Scouts to aid Glasgow poor”, in The Times

   Synonyms: Chelsea grin, Chelsea smile