What led her particularly to desire horse-exercise was a visit from Captain Lydgate, the baronet’s third son, who, I am sorry to say, was detested by our Tertius of that name as a vapid fop "parting his hair from brow to nape in a despicable fashion" (not followed by Tertius himself), and showing an ignorant security that he knew the proper thing to say on every topic.
There are no more uses of "vapid" in the book.
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I thought the speech was vapid and pointless.
She wants to change the network’s vapid daytime lineup.