Meaning of demoralise

(verb) corrupt morally or by intemperance or sensuality; "debauch the young people with wine and women"; "Socrates was accused of corrupting young men"; "Do school counselors subvert young children?"; "corrupt the morals"

lower someone's spirits; make downhearted; "These news depressed her"; "The bad state of her child's health demoralizes her"