1. A geek gasp. A gasp that can only be achieved by the highest order of mind, and is the result of something truly amazing and/or monumentally good.
2. The sound made by a computer genius, when he sees something that truly impresses him.
3. An exclamation of surprise made by an extremely smart person.
a. Nobody thought Jack could be surprised by anything, but the alcovian meep he let out when he saw those graphics proved the team wrong.
b. When Maggie lets out an alcovian meep, you know something really fabulous is involved.