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When you send an email to a group, and someone on the grouplist has to write back to the group and 'dominate'. They have to get the last word and come across as the most superior in the group. Like when a dog humps another dog to dominate it.

Look at that reply. Dwight email humps me every time I send instructions to the team. He's such an insecure ass!
by Sir Humped a Lot April 15, 2008
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