Slang for mentally ill person, often referring to people with Down syndrome and commonly used amongst British people
by EnglishMamba February 6, 2019
Get the Mongmug. 
by darthpaul March 30, 2008
Get the mong drongmug. (Brit, informal, offensive, somewhat dated) A person who has intellectual disability (low IQ) (comparing with the US term retard), especially one associated with Down’s syndrome. Probably shortened from the obsolete term ‘mongol’ ‘Down’s syndrome’
by marcotoa January 20, 2025
Get the Mongmug. Mong is another word for idiot
by Matty the twatty November 12, 2018
Get the Mongmug. by truthhurtscauseleesanonce November 28, 2023
Get the Mong holemug. 