Originally coined in an episode of South Park.
"Who cares, Pillow-Biter?"
"I do! I'm his acountabilibuddy! That makes me accountabilibuddyable! "
You: No, we shouldn't and here's why.
Me: Okay. I trust your judgment.
You: Lets do this instead.
Me: Sounds good. Thanks for keeping me on the right track.