pac plyer wrote:

In my opinion this is a motocross term; WTFO: Wide Throttle, Full
Open. It is not used in aviation.

The definition given previously is common in Naval aviation.
Can't say I've heard it alot WRT GA, but I've done *my* part :-)

http://www.hazegray.org/faq/slang2.htm

Dave 'fubar' Hyde