Verb (5-dan, る, intransitive)
1. to bump into; to run into; to collide with; to hit; to strike
ぶつかっちゃってごめんね。Sorry for bumping into you.
2. to encounter; to meet with; to come upon; to face; to run up against; to be confronted with
仕事で大きな問題にぶつかった。I ran into a big problem at work.
3. to clash (of opinions, people, etc.); to conflict; to be at odds (with)
二人の視線が激しくぶつかる。The two people's gazes clash intensely.
4. to clash (of events); to fall (on); to occur at the same time (as)
5. to tackle head-on (a difficulty); to confront boldly
難しい問題にも逃げずにぶつかっていく。I tackle even difficult problems head-on instead of running away.