-mu Godan/u-verb

1. to drive in (a nail, stake, etc.); to hammer in
2. to hit (a ball, etc.); to drive; to smash
3. to fire into; to shoot into (also written as 撃ち込む)
4. to input (data); to enter
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
6. sports to practice hitting (baseball, tennis, etc.)
7. martial arts to hit (an opponent in kendo, boxing, etc.); to get a blow in
8. Go to invade one's opponent's territory; to place a stone in an opponent's formation
9. to pour (concrete, etc.) into a form

-mu Godan/u-verb

1. to throw into; to toss into; to fling into
2. to drive (a nail, etc.) into; to hammer in; to land (a punch) on; to belt (a ball) into (e.g. the stands)
3. to fire (a bullet) into; to launch (a missile) at
4. to wear (a sword, etc.); to carry