[noun] [C] - (esp. in Hinduism and Buddhism) a word or sound which is believed to possess a special spiritual powerA personal mantra is sometimes repeated as an aid to meditation or prayer.A mantra is also a word or phrase which is often repeated and which sometimes expresses a belief.The crowds chanted that familiar football mantra: "Here we go, here we go, here we go..."
MANTRA
Meaning of MANTRA in English
Cambridge English vocab. Кембриджский английский словарь. 2012