[transitive]disarm somebody to make somebody feel less angry or critical
● He disarmed her immediately by apologizing profusely.
● The best way to disarm your critics is to make them laugh.
3. [transitive] to make someone feel less angry or disapproving of you, and more friendly ⇒ : to make someone like you, especially when they had not expected to: His frankness completely disarmed her.
His tact and political skills disarmed his critics.