A forward thrust or stab (with a blade, spear, etc.); a lunge-type attack as in fencing.
フェンシングで相手に鋭い突きを入れた。
I landed a sharp thrust on my opponent in fencing.
包丁の突きで野菜を押さえると切りやすい。
If you hold the vegetable with a push of the knife (a thrusting motion), it's easier to cut.
彼は一度の突きで相手の胸を破った。
He broke through the opponent's chest with a single thrust.
In kendo, a thrust (tsuki) directed at the throat — a specific striking technique.
試合で相手の喉への突きを狙ったが審判に止められた。
In the match I aimed a tsuki at the opponent's throat but the referee stopped me.
正しい突きを覚えるにはまず姿勢が大事だ。
To learn the correct tsuki, posture is important first.
In sumo, a thrusting attack to the chest or torso — pushing strikes to the opponent's chest.
力士は突きを繰り返して相手を土俵の外へ押し出した。
The rikishi repeatedly thrust and pushed the opponent out of the ring.
良い突きは相手のバランスを崩す。
A good thrust disrupts the opponent's balance.