An expression used for a multitude of different feelings in differing situations. Most commonly used for a negative feeling, but is known to change.
Originally from 'Lazy and tired' on predictive mobile setting, if the words are not changed it will come out as 'Jazz and three'.
Person one: Are you ready for this?
Person two: No mate, sorry I'm all Jazz and three.
Person one: Hell no! I'm Jazz and threeing!