The phrase "a sharp knee to" is correct and usable in written English.
It can be used in contexts where one is describing a physical action, often in a confrontational or combative situation.
Example: "In the heat of the moment, he delivered a sharp knee to his opponent's midsection."
Alternatives: "a swift knee to" or "a quick knee to".
Stress amplitude versus fatigue life (S N curves) data at 10 Hz for both air and mercury show a sharp knee at approximately 1 million cycles indicating a fatigue endurance limit in either air or mercury around 240 Mpa.
Stress amplitude versus fatigue life data (S N curves) for both air and mercury show a sharp knee at approximately 1 million cycles indicating a fatigue endurance limit in either air or mercury around 240 MPa.
Maybe he's still in pain from the sharp knee to the groin and simultaneous handbag slap he received from his on-again-off-again meth hussy.
Maybe he is still in pain from the sharp knee to the groin and simultaneous handbag slap he received from his on-again-off-again meth hussy because he screwed up his hustle and shot the cue ball in on the first turn after the break.
He raised himself up from across my thighs; slammed a sharp knee into the pit of my stomach, driving what little breath I still had out of me; wriggled out of his pajama bottoms; and started.
More upscale items include a sharp knee-length skirt by Camou, printed with an arboreal silhouette, for 18,000 forints (about $87 at206.155 forints to the dollar).
Neutron sensitivity tests on both types of chambers at Apsara Thermal Column chamber showed a sharper knee in the case of the chamber with PEEK spacers due to well-defined volume and elimination of edge and fringe effects.
A sharp knock to my knees and ankles produced not even the slightest tremor of reflex.
Once he can no longer maintain grip, give a sharp kick to his groin or knee.
