A person who is generally a bit slow and gross whilst behaving in a dumb way. This should be accompanied by droopy physical features such as a flabby arm or neck. This word originated in England and should be pronounced with a lot of emphasis on the second "m".
Person 1 :"ugh, did you see that new boy called Danny?" Person 2: "yeah, damn he was so mimpy!"
by Swaggy J cosso March 08, 2014