(adj) Passive-agressive sassiness.
I asked my waitress for some lemons. She gave me ONE. Bitch is so sassive!
Instead of just asking John to be quiet, Rachel just said 'shhhhhhhhh' for 3 minutes straight. Sassive.
Jessica borrowed my jacket and spilled beer all over it. When I asked her about it, her response was 'sarry!' So sassive it's not even funny!