Meaning: If you believe in something, you're sure that it's true or it really exists.
- believe in sth Not many people in Europe believe in ghosts, but many people in Asia do.
- believe in sth Mahatma Gandhi believed in the power of non-violent protest.
believe in: ghosts, spirits, God, UFOs, reincarnation, democracy, non-violence
Danny doesn't believe in life after death. He thinks that death is