Green’s Dictionary of Slang

jarred adj.2

also jarred off
[SE jar]

cross, upset, disappointed.

[UK]G. Kersh Nine Lives Bill Nelson 10: You want someone to be jarred off with . . . you grouse it out of your system.
[UK]N. Barlay Hooky Gear 259: If he wasnt so busy cleanin up and makin sure he aints left no clues an makin even more sure I aint brung no fresh ones, he’d see the way I was. Jarred.