definition of
confirm

[1] #1 confirm v. [corroborate, sustain, substantiate, support, affirm] establish or strengthen as with new evidence or facts; "his story confirmed my doubts"; "The evidence supports the defendant". wn

[2] #2 confirm v. [reassert] strengthen or make more firm; "The witnesses confirmed the victim's account". wn

[3] #3 confirm v. make more firm; "Confirm thy soul in self-control!". wn

[4] #4 confirm v. support a person for a position; "The Senate confirmed the President's candidate for Secretary of Defense". wn

[5] #5 confirm v. administer the rite of confirmation to; "the children were confirmed in their mother's faith". wn