noun
General term for a curved or bent device used to catch, hold, or pull something.
壁にフックを取り付けて、コートを掛けた。
I attached a hook to the wall and hung my coat.
In boxing, a short, curved punch thrown with the lead or rear hand.
彼は強烈な左フックで相手を倒した。
He knocked down his opponent with a powerful left hook.
noun, noun or participle which takes 'suru', intransitive verb
In golf, a shot that curves sharply from right to left (for a right-handed player). Can also be used as a suru-verb.
See also: スライス
ティーショットがフックして林に入った。
My tee shot hooked and went into the woods.