See also: yob, YoB, Y.O.B., and Y. O. B. English Noun YOB Initialism of year of birth. Alternative forms Y.O.B., Y. O. B., YoB, y.o.b., y. o. b. Anagrams BYO, boy, byo, obyWikiwand - on Seamless Wikipedia browsing. On steroids.Remove ads