breath mint (n/adj.) Share definition Flag 1) something that is cool or fresh 2) someone that is cool or fresh "I thought the dinner with her parents was gonna suck, but they were real breath mints, man." breath mint (n/adj.) by Butch Rosser April 28, 2005 0 0 Get merch Get the breath mint (n/adj.) mug. Buy Now — $32.95 See more merch