Meaning of “discount” - Learner’s Dictionary

discount

verb [ T ] uk us /dɪˈskaʊnt/
IGNORE

to ignore something because you do not believe that it is true or that it will happen:

You shouldn't discount the possibility of him coming back.
REDUCE

to reduce the price of something:

discounted goods/rates

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