Urban Dictionary: yakass

A person who is poking along in traffic or driving erratically because he/she is yaking on their cell phone.

That person who is holding up traffic while talking on the cell phone is a real yakass.

by JohnBusa November 06, 2007

excellent alternative to jackass. Nobody wants to be a yakass.

Man, the boss owns ur ass. You are such a yakass.

by John April 19, 2005