Meaning of “depress” - Learner’s Dictionary

depress

verb [ T ] uk us /dɪˈpres/
MAKE UNHAPPY

to make someone feel very unhappy, especially about the future:

This place really depresses me.
REDUCE

to reduce the value or level of something, especially in business:

Competition between stores has depressed prices.

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