1) A very light aircraft, also called sailplane
thrust. It needs to be lifted up by a small prop
aircraft. Once it is at a sufficent altitude, the cable used for lifting up is detached from its nose and the glider flies freely. In order to maintain its altitude, glider pilot
s use to catch the so called lifting or ascending windstreams, usually generated by hot air moving up to clouds, and mountainous landscapes.
2)Usually told about an aircraft who has lost any thrust because of engine failure or running out of fuel
1) "A good pilot should be able to fly gliders (sailplanes) before he flies an engine airplane."
2) "DELTA 2, Bingo
...after a while...
"DELTA 2, we're gliders!"
"BASE to DELTA 2, uncorrect, you're fucked up