Definition of "portentously" [portentously]

• In an ominous manner. (adverb)
• In a pompous manner. (adverb)

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• "Conversely, conversions to Catholicism have been dwarfed by these losses.27 More portentously, the average age of Catholic converts today is about sixty-five, suggesting that conversion to Catholicism was largely a phenomenon of the 1950s and 1960s, when non-Catholics marrying Catholics were expected to convert."
• "However, in a chapter portentously titled “How to Be a Sportscaster When You Grow Up,” the authors not only manage to outshine expectations with some enjoyable advice, they also preach the following:"
• "Roy Hodgson has a wild and frazzled look, like a minor character in a disaster movie who keeps popping up babbling portentously and is routinely shunned and disparaged, but who then gets to cackle with an air of demented triumph when the sky finally darkens with radioactive bees."