bookin Share definition Flag 1.to run fast such as in a race 2. or being chased 1.he was bookin it around the corner and won by at least 100 meters 2. he was bookin it across the street as the 5-0 was rite behind him bookin by CWPA May 27, 2006 0 0 Get merch Get the bookin mug. Buy Now — $32.95 See more merch