Line Echo Wave Pattern -- A special configuration in a line
of convective activity indicating the presence of a low pressure
area where the possibility for damaging winds and tornadoes exist.
A bend in the echo pattern is produced in this area.
"Pierson began slowly lowering his trousers and saying
'I have nothing more to give.' He then allowed the trousers to fall
around his ankles."
Source: From the upcoming book 'Boeing Versus
Airbus," author John Newhouse describes the rather -- ah,
unconventional -- tactic employed by Airbus ex-CEO Jean Pierson to
secure a 400-plane order from US Airways in 1997.