A method used when running from authority figures Origin: a combination of " book it" and "haul ass" Also, booking ass, and less commonly book assing.
Main definitions of ass in English. Old English assa, from a Celtic word related to Welsh asyn, Breton azen, based on Latin asinus. 1North American vulgar slang A person's buttocks or anus.
The definition of a smart ass is a person who makes comments he thinks are clever or funny but which are usually unwanted or undesired by others. An example of a smart ass is someone who always has to make sarcastic comments in answer to simple questions. Alternative spelling of.