Definition of kiack:
(v) :
to
strike or
hit with, or raise one's
foot or
leg; to direct to a particular place by a blow with the foot or leg
"did you kick your brother?"
"a kick to the knee."
(adj) :
pertaining to the foot, activated by a pedal, usually where a hit is caused by a pedal, as in kick-drum, double-kick, etc.