Meaning of “chant” - Learner’s Dictionary

chant

verb [ I, T ] uk us /tʃɑːnt/
REPEAT

to repeat or sing a word or phrase many times, often shouting:

The demonstrators chanted anti-racist slogans.
RELIGIOUS

to sing a religious song or prayer using a very simple tune

(Definition of “chant verb” from the Cambridge Learner’s Dictionary © Cambridge University Press)