geek out
To temporarily enter techno-nerd mode while in a non-hackish
context, for example at parties held near computer equipment.
Especially used when you need to do or say something highly
technical and don't have time to explain: "Pardon me while I
geek out for a moment."
See {computer geek}, {propeller head}.
[{Jargon File}]
(1995-01-18)