Ummk Share definition Flag Initially means 'ok' or 'alright.' Also can be used on occasion to mean 'thanks,' 'you're welcome,' 'forget about it,' 'capiche,' etc. John: Hey man, thanks for the help on that homework.Mike: Yeah, ummk. Ummk by Lime Tamalti February 22, 2011 0 0 Get merch Get the Ummk mug. Buy Now — $32.95 See more merch
