A phrase deriving from mimicking the beat of the chorus of "Big Pimpin." Pronounced with a soft throaty upside down e sound, one usually pumps there fist (simulating tapping a surface) in rhythm while saying the phrase.
It is used to signify one's dincontent of an unnessary nonprogression.
It is used to signify boredom
It is also sometimes used in the direct opposite effect to signify a developing event that could possibly exciting.
When two people argue over the time limit on a trivial pursuit question, the rest of the group would signify their boredom or displeasure by "EH EH EH EHing."