su•per•an•nu•atePronunciation: (sOO"pur-an'yOO-āt"), [key]
—v., -at•ed, -at•ing.
to allow to retire from service or office on a pension because of age or infirmity.
to set aside as out of date; remove as too old.
to be or become old, out of date, or retired.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.