i have a few to add to the list:

Airhog - Someone who flies, lands, flies, lands, flies, lands etc.

Big Sky Theory - When two planes are in mid-air over large open flying spaces.

Burning holes in the sky - Flying over the field with no objectives.

CA Glue û A sticky, chemical substance most commonly used to glue a model builder to his model.

Crash-and-Dash û A sort of touch-and-go.

DOH! û a reaction when something is broken upon landing.

Dumb Thumbs û To do something ridiculously stupid the usually results in a crash.

Flies On Rails û A plane that flies as if it were on a railed path

Ground Aerobatics û A. When you land hard and bounce back into the air several times. B. To cartwheel down the runway.

Lawn Dart û Plane that sticks nose first into the ground after crashing.

Rekit û A. To turn a model airplane into many tiny pieces that need to be reassembled. B. To Crash

Submarine û A sea plane that ôdigs inö and takes a plunge.

Thumb Glitch û Explanation for unintended ground contact.

Winging It û When the rubber bands that hold you wing on fall off in mid-flight.

Wing rider û When your buddy accidentally drives his car over your wing.

Wing walker û When you buddy accidentally drives his car over your wing.