Again he wrenched the plane through a savage snap roll.

A snap roll is merely a horizontal spin while flying straight and level.

This stalled the right wing, putting the plane into a vertical snap roll.

She then performed a one and one-quarter snap roll.

Yet in delight he flew a loop to landing, with a snap roll just before touchdown.

Tombstone pulled the Tomcat into a snap roll that twisted it toward the sea.

The sole Yak-5 was destroyed when it suffered failure of the wooden wing during a snap roll and crashed.

If he maintains his course, I'll take him from the front while you snap roll on a vector one eight seven and flank him.

The snap roll is an aggressive roll.

This was aggravated by the fact the original wing had a very sharp stall with little warning and a nasty tendency to "snap roll."

Magnificent display of space acrobatics by both ships: flick turns, snap rolls, reversements.

He remembered it one morning when he was out with his instructor, while they rested on the beach after a session of folded-wing snap rolls.

One of the 109s went into a shallow dive, probably going into a snap roll to fire up at the underside of the bomber.

The wings are slightly swept for center-of-gravity and lateral stability reasons and to improve performance in snap rolls.

In desperation, he tried a snap roll which slowed his plane so that the MiG-17 over-shot him, as his captain had recommended.

He and Rhadamanthus penguin played in mock dogfights, doing snap rolls, barrel rolls, loops.

Henry had taken Carol flying the previous summer, and had shown her a loop, a snap roll, and finally a five-turn spin.

In any of several variations, the Lomcevak involves autorotating the aircraft end over end at the apex of a climbing outside snap roll.

The combine with a corn head (with points and snap rolls instead of a reel) does not cut the stalk; it simply pulls the stalk down.

After one full revolution, Henry reversed the rudder pedals and shoved the stick forward, breaking the plane out of the snap roll after 1 1/2 turns.

The aircraft was underpowered and suffered from directional instability in wide turns, and in tighter turns, it tended to snap roll.

The trip back to the base was uneventful, if you ignored the snap roll that Walter Bowman executed on final approach at an altitude of three hundred feet.

Initial indications show that he was performing a 1/2 Cuban 8 and snap rolls on the 45 degree down line, but recovered too low to the ground to pull out.

Spin testing entered from level flight, snap rolls and turning stalls failed to produce a spin condition as the WT-11 just mushed to level flight.

Outside loops, rolls, snap rolls, stall turns, tail slides and inverted flight were all completed as test procedures, although the company recommended against customers from conducting these manoeuvres.