Originally Posted by The Weak Link

Beware the "poseur pass". You may have been a victim.

The poser sees you ahead and cranks it out. Just as he pulls even with you he eases back on the pedal pressure and maybe even upshifts so it looks like he was just cruising at his usual speed. Then when he thinks you can't see him anymore, he slows down and pukes on the side of the road.

I've had it done to me, the stinking posers.