Definitions for "Hook turn"
Keywords:  turf, riser, surf, toggles, steering
A controversial front riser turn of 180 degrees performed only by the expert of the experts or skydivers with suicidal tendencies. It trades considerable altitude for maximum forward speed very low to the ground. If timed correctly, the result is a maximum turf-surf exhibition. If timed incorrectly, the result is serious biffing. Hook turns are banned in some places - for good reason.
a turn performed at high speed using either the risers or the steering toggles, resulting in rapid descent.
A sharp turn of 90 degrees or more.