1.) the act of transitioning from verbal docility to verbal hostility very quickly.

2.) In a mini-van; driving with both rear-sliding doors ajar so as to avoid heat-seeking missiles from terrorists.
Customer Sales Rep: "...I can provide transportation for $20/person. Admission will be $15/person."

Dude making call: <stunned silence>

Needless to say, "dude making call" would follow this silence by going chopper.
by Gianni_PD August 11, 2008
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