semistupid en · ADJ
Etymology
From semi- + stupid.
Meanings
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(not-comparable) Somewhat or partially stupid.
They include Kirsten Storms of “General Hospital,” whose photograph is grotesquely animated to look as though she is blowing into a cartoon Breathalyzer, and Gary Dourdan of “CSI,” who as a hot-dog driver and apparent street enemy of the TMZ photographers, is baited into saying things that sound semistupid only after obscene amounts of editing.
2007 September 13, Virginia Heffernan, “Web Celebrity Muckraker Opens on TV”, in New York Times: