megawealthy en · ADJ
Etymology
From mega- + wealthy.
Meanings
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(informal, not-comparable) Extremely wealthy.
Americans who amass new fortunes today race to cover their walls with art that proclaims their status, but the status symbols of ancient North Africa’s megawealthy lay literally at their feet.
2007 April 11, Geraldine Fabrikant, “Imperial Nights in Tunisia, With Mythology Underfoot”, in New York Times: