un·der·whelm (ŭn'dər-hwělm', -wělm') tr.v.
un·der·whelmed, un·der·whelm·ing, un·der·whelms To fail to excite, stimulate, or impress: "He is just as entitled to be underwhelmed by the prospect of reigning over a fourth-class nation as the rest of us are by the prospect of living in it"(Peter Jay).