Verb (5-dan, む, transitive)
1. to drive in (a nail, stake, etc.); to hammer in
馬に積んで来た棒を地面に打ち込んで縄を張る。We drive the poles we brought on the horses into the ground and string a rope between them.
2. to hit (a ball, etc.); to drive; to smash
彼はボールを相手のコートに打ち込んだ。He smashed the ball into his opponent's court.
3. to fire into; to shoot into
also written as 撃ち込む
彼女がいた所に銃弾が打ち込まれていた。Bullets had been fired into the spot where she had been.
4. to input (data); to enter
その後に、特殊な番号を次々と打ち込んでいく。After that, special numbers are entered one after another.
5. to devote oneself to; to be absorbed in; to be (really) into; to be enthusiastic about; to put heart and soul into; to throw oneself into; to go head over heels for
まあ、打ち込めるものがあるのはいいことだ。Well, it's a good thing to have something you can devote yourself to.
6. to practice hitting (baseball, tennis, etc.)
彼は毎日バッティングセンターで打ち込んでいる。He practices his hitting at the batting cages every day.
7. to hit (an opponent in kendo, boxing, etc.); to get a blow in
ボクサーは相手のあごにパンチを打ち込んだ。The boxer landed a punch on the opponent's jaw.
8. to invade one's opponent's territory; to place a stone in an opponent's formation
9. to pour (concrete, etc.) into a form