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something geeks, nerds and others with a logical, scientific or otherwise academic nature can have when experiencing things related to a favoured field that they find particularly mentally beautiful and/or satisfying.
- Did you see that documentary on jet engines last night?
- Yeah! When that slo-mo footage of the full power blade off test was on I had a little engineerasm.

When we got round that functionality problem by using a cross-scope lambda expression as a parameter of that delegate code I totally had a massive engineerasm all over the compiler.
by Ser Olmy July 13, 2010