noun
knee grip; gripping with the knees
A wasei-eigo term used mainly in motorcycle riding to describe holding the tank firmly with the knees for stability and control.
wasei-eigo (Japanese-coined English), from knee grip
コーナーではしっかりニーグリップを効かせることが大切だ。
It's important to apply a firm knee grip when cornering.
ニーグリップが弱いと、バイクが不安
If your knee grip is weak, the motorcycle becomes unstable.