A variable threshold setting for the acceptable minimum intelligence level of an incoming caller. This feature may also be used in conjunction with Caller ID, should you so desire. A novelity originated by IT Professionals so as to quickly determine the likelihood of being able to successfully interface with the caller; now gaining popularity in the mainstream public sector.
A. You call the Customer Service Helpline, but after a few rings you are disconnected. You failed to meet their Caller IQ.

B. Your mate's phone rings, but after a cursory glance she fails to answer. You ask: "What's up?" She replies: "My Ex. Didn't make the Caller IQ."
by Mel G. May 12, 2012
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