Толковый словарь английского языка Oxford English Reference - indeed

adv. & int. --adv. 1 in truth; really (they are, indeed, a remarkable family). 2 expressing emphasis or intensification (I shall be very glad indeed; indeed it is). 3 admittedly (there are indeed exceptions). 4 in point of fact (if indeed such a thing is possible). 5 expressing an approving or ironic echo (who is this Mr Smith? -- who is he indeed?). --int. expressing irony, contempt, incredulity, etc.