"John Clonts" wrote:
I see that "pop-up" is not in the PC/G. I assume that it's also not defined
in 7110. That being the case we're talking about an informal term anyway.
I'm just curious (and surprised) that a call from the ramp to CD for an IFR
clearance (not already on file) is NOT considered by controllers a "pop-up".

If you're wondering how there can be a ****ing contest over the
definition of an informal term, you obviously havin't been hanging
around these newsgroups too long :-)